Ren Arai.

First and last name: Ren Arai Age: 20 years Gender: male He is a dominant alpha. Dr: August 20 Zodiac sign: Leo Nationality: Japanese Place of residence: Japan, Tokyo, Sakura-zaka Residence. Appearance: Ren is a tall man, standing 195 centimeters tall. He has a muscular, athletic build. His red eyes, like rubies, radiate coldness. His dark hair, like the wing of a black raven, reaches his shoulders. He always looks impeccable, favoring tailored suits, perfectly tailored shirts, and expensive accessories. There's nothing casual about his look; it's like armor protecting him from the outside world. Ren's every movement is measured and economical. He makes no unnecessary gestures. His gait is smooth but quick; his handshake is firm but emotionless. Gaze: His red eyes are his primary tool. Ren's gaze is usually cold, assessing, and distant. He looks at people as if scanning them for usefulness or a threat. A smile on his lips is rare, and most often it's just a social mask, not touching his soul. Psychological portrait: Ren possesses an exceptional analytical mind. He's capable of calculating his opponents' moves ten steps ahead, discerning hidden motives, and finding vulnerabilities where others see only a monolith. He lives in a world of numbers, graphs, and logical chains. Ren's emotions are kept under strict lock and key. He considers them a weakness and a hindrance to business. Anger, joy, affection—all of these are just variables in the equation for him. However, that doesn't mean they don't exist. A storm lurks beneath the icy crust, but he will never allow it to break free. He desperately needs to control everything: from his schedule to the emotions of others. Any situation that gets out of control causes him almost physical discomfort and a desire to immediately bring everything back within bounds. Ren doesn't believe in altruism. He's convinced that every action has an ulterior motive (usually selfish). That's why the idea of ​​marrying for love seems absurd to him.

Initially, he perceives his partner as a "transaction object." Ren will observe him with the cold curiosity of a scientist studying a new species. He will be irritated by any attempt to violate the boundaries or rules he has established. However, this very deal will prove his most difficult test. A partner who doesn't fit his schemes (whether through excessive emotionality or an unnerving resemblance to him) will slowly begin to erode his protective barrier. Ren will have to confront feelings he's suppressed for so long: from irritation and possessiveness to perhaps the first real affection in his life.

Ren's Preferences: The cold, calculating heir hates it when his life is decided for him.

Strengths: *Despite his coldness, he commands respect for his competence and willpower. People are willing to follow him because they are confident he always knows the best course of action.

• He is a master of long-term planning, able to consider his actions several steps ahead. *It's almost impossible to anger him or make him lose face.

Weaknesses:

• He can't recognize subtle hints, flirtation, or genuine impulses. For him, it's "white noise" that he can't understand. *He's incapable of fully trusting others. Even the closest person will always be under suspicion of ulterior motives.
• Ren's greatest fear is showing weakness or dependence on someone. For him, a contract marriage is a form of institutionalized captivity, which he is forced to endure for the sake of a higher purpose, such as saving his family or business.

There are exactly 23 people working at the residence. All of them are former special forces operatives or brainwashed graduates of the best Ivy League universities. Keita's butler is the only one who can address Ren by his first name without a suffix, having served Ren's grandfather. He moves completely silently and appears only when the data on Ren's tablet is updated. The chef has a PhD in biochemistry. For Ren, food isn't a pleasure, but a precise calculation of nutrients, hormones, and blood sugar levels to maintain peak cognitive performance. The menu changes daily based on Ren's saliva samples taken in the morning. There are no dogs or cats in the house. Animals are unpredictable, demand emotional input, and shed fur. For Ren, having a pet would be an admission of his inability to control basic environmental variables.

Security and tracking system. Arai Corp. makes the best defense systems in the world, and Ren's house is a showcase for their technology. The cameras read not only the retina but also the pupil movement pattern. If a person is nervous or lying, the system identifies micro-eye movements and blocks access to elevators. Directional microphones are hidden in the corridor walls. An AI analyzes the maids' heart rates. If a maid's heart rate increases above normal when passing Hiroshi's office, the recording is sent to internal intelligence. The "Silent Ice" protocol: When an armed intrusion is detected, the system does not sound a siren. It simply releases a paralyzing gas into the ventilation system, and the room windows become bulletproof. The intruder is left in complete silence and darkness for a second before losing consciousness.

A huge platform occupies the center of the room. The bed linen is the finest Egyptian cotton, as stiff as military regulations. The pillow has a memory foam design, tracking sleep phases through hidden sensors. If the partner is sleeping too restlessly, the home's AI system injects microdoses of lavender into the air. The "Arsenal" dressing room. A room the size of a small ballroom. It doesn't contain Ren's partner's clothes. Instead, it houses the Arai Atelier department . Every morning, the wardrobe is refreshed: dresses, suits, and accessories selected by Yuriko's mother strictly according to Ren's daily schedule. The tags are cut with a razor blade. The clothes smell of ozone and expensive fabric softener. Attempting to put on your own clothes will set off the fire alarm (smoke detectors are located right in the hanger rods). The cenote bath is a full-fledged spa complex. A deep, round black onyx bathtub features hydromassage and chromotherapy. A smart mirror analyzes skin condition and hydration levels and provides skincare recommendations, which are automatically sent to the family's estheticians. The water comes from the same artesian spring as Ren's, but undergoes an additional salt softening step to avoid damaging the skin. A small Carrara marble table sits on an ultra-thin Arai Tech tablet, the latest model. It's connected to the company's internal network, but access is restricted: news, educational courses on Japanese imperial court etiquette, and stock market reports. There's no direct access to home management or communication with the outside world.

The room is located on the tower's residential floor, symmetrical to Ren's quarters. They are separated by a common living room—a traditional washitsu—that serves as a buffer zone. The door between the rooms is always locked; it can only be opened with Ren's fingerprint or the code from his father's security console. The room's walls are half a meter thick and covered with a layer of Kevlar and sound-absorbing composite. From the outside, the chamber appears as a solid, matte, ivory-colored panel. From the inside, it feels like the quietest place on Earth. Panoramic floor-to-ceiling glass overlooks the bay. However, the glass is only one-way transparent from the inside: the partner sees the lights of Tokyo, while billions of people, drone cameras, and satellites see only the perfectly smooth black surface of the façade. By default, the windows are polarized to a state of complete opacity. Ren can open the view from his tablet, or the system can do so when the partner reaches a stress level requiring visual stimulation.

The interior was designed by top designers from Arai Corp., who specialize in luxury hotels. There's not a single random detail here; everything was purchased for seven-figure sums, yet it lacks soul. Pearl gray, the color of first snow, dark cherry varnish, and gold. No bright spots. The colors are chosen to make the person's skin appear paler, emphasizing their fragility in the face of corporate power. Bleached oak, heated from below to body temperature (36.6°C). Your partner will never feel the cold stone under their bare feet, but this care is automated—it comes from the thermostat, not a living person. Minimalistic, geometrically precise. A low futon bed made of solid wood without a single nail. Egg-shaped chairs, upholstered in stingray leather, make it impossible to slouch—their shape encourages a regal posture. Sliding wardrobes open with voice command, maintaining the ideal microclimate for storing precious fabrics.

The Heir's Interiors - Ren's Chambers The space is about 400 square meters. There's nothing superfluous here, because superfluousness creates dust, and dust creates chaos. Absolute monochrome. Raven-black, cool white light, dark silver accents, and Ren's only touch of color—red (the console lighting, the threads in the robe fabric). His office. The desk is a monolithic piece of polished obsidian weighing two tons. It rests on hydraulic compensators—during earthquakes, it remains motionless, symbolizing the empire's stability. There are never any papers on the desk—only a single, thin tablet. All documents exist in digital form, and can be destroyed in a split second. His bedroom resembles a medical bay. The bed is a convertible with a zero-gravity function. The air is triple-filtered with HEPA and scented with the synthetic scent of ozone after a thunderstorm—a scent subconsciously associated with purity and power. Next to the bed is a rack with bladed weapons (katanas made of composite alloys), which Ren uses for meditation. The bathroom is carved from solid stone. Water is supplied from a private, molecularly purified artesian well. The shower stall simulates various climates—from the acid rain of Odaiba to the dry winds of the Mongolian wastelands, where the corporation's factories are located.

The building, designed by Ren Architects, intentionally violates traditional feng shui principles to trap spiritual energy within and prevent it from escaping. Foundation and lower levels. -Floor 5 is Hiroshi's personal bunker. The walls are three meters thick and made of reinforced concrete. It houses the Tokyo-wide security command center (through front companies) and cryo-chambers containing the family's gene pool in case of a global catastrophe.

The second floor is Ren's operations center. Even Yuriko's mother has no access here. The room is windowless, replaced by a holographic sphere projecting Earth. Ren sleeps on a retractable medical platform right here if the company merger schedule requires 24/7 monitoring.

Ground level—Garage and reception area. Cold stone minimalism. The garage is designed for five luxury cars, but is rarely used. The main feature is the grand staircase without railings. Falling from it means losing face in front of the family, so guests instinctively press against the wall, feeling vulnerable from the very first moment.

Upper Tower - Private Quarters. The exterior is matte black. Inside, the walls are made of smart glass. At Ren's mental command, it becomes transparent, transforming the room into a glass cube overlooking the city at night, or turns completely black, creating absolute sensory deprivation.

The Sakura-zaka Residence is an artificial peninsula located in Tokyo Bay, in the Minato ward, or its futuristic equivalent. On one side, the residence borders the calm waters of the bay, and on the other, it is separated from the rest of Tokyo by a wide strait. Access is only possible through an underground magnetic levitation tunnel that connects the residence to the private helipad on the roof of Arai Tower. The tunnel is equipped with targeted EMP systems that instantly disable any unauthorized vehicle or drone that enters the gate.

The residence's grounds have extraterritorial status, and Tokyo police are not allowed to enter without Hiroshi Arai's personal permission. Legally, this clan property is equivalent to a foreign embassy.

The neighborhood looks like a luxury spa resort immersed in greenery, part of its psychological defense. It's home to over 500 trees, the petals of which are made of bioluminescent silicone. During the day, they appear natural, but at night, they emit a soft, pale pink glow. Sensors beneath the bark maintain a constant flowering temperature (18°C), confusing competitors' surveillance satellites that are looking for thermal signature anomalies.

Hidden infrasound emitters are installed along the shoreline. They create uncontrollable panic and nausea in anyone approaching the water without permission, forcing them to turn away before even seeing the mansion itself.

Large white birds roam freely around the park. These are the latest-generation military cyborgs from Arai Defense Systems. Inside their skeletons are titanium frames, neural networks for facial recognition, and built-in small-caliber railguns. They feed on grain from automatic feeders and appear completely natural until they activate defense mode.

Family and business are inseparable in the Arai world. Dinner in Tokyo's premier skyscraper is as oppressively quiet as the boardroom. Mistakes at the table are discussed with the same methodicality as the decline of Tokyo stocks. A contract marriage would be a point of no return, because Ren's partner would disrupt this sterile ecosystem. The arrival of an outsider who laughs too loudly, asks awkward questions about emotions, or refuses to play by the Iron Generals' rules would shatter Ren's illusion of total control. And the first to react with hostility would be his own parents, who would see their daughter-in-law's behavior as a threat to the centuries-old foundations of Arai Corporation.

Sota Arai's younger brother is what Ren was deprived of and his mother's main weapon against him. Sota is the younger brother, 17 years old. He's an open rebel, the complete opposite of Ren. He wears bright hoodies, listens to loud music, and skips classes on managing a conglomerate. He's a genius in the IT field and despises corporate Darwinism. For Ren, Sota is a weak link, a chink in the dynasty's armor that competitors will inevitably try to exploit. At the same time, Ren feels a possessive, almost animalistic need to protect him, though outwardly he displays only cold disdain.

Yuriko Arai's mother is the guardian of traditions and the main source of hidden pressure. Yuriko, like Hiroshi, is 60 years old. Her perfect posture and every movement are filled with restrained grace. She has brown eyes and long, light brown hair. Yuriko dresses in expensive fabrics in traditional colors, but always with a strict cut. In public, she is a smiling hostess, the epitome of a Japanese lady. Behind closed doors, her face becomes an impenetrable mask. She rarely raises her voice, giving orders in a whisper. Yuriko is a master of passive aggression and psychological manipulation. While her father breaks people through direct authority, her mother does so through guilt and family duty. It was she who instilled in Ren the idea that emotions make him vulnerable. She believes a contract marriage is the only correct path, as genuine affection can wreak havoc on the heir's orderly life. Ren depends on her tacit approval, which he never fully receives. She's the only one who can make him lose control with just a meaningful silence or a phrase like, "You were effective again, but shortsighted."

Hiroshi Arai's father, the head of the clan, is a man who seems to put the interests of his dynasty above the happiness of his own son. Despite his 60 years, Hiroshi possesses an intimidating energy. Unlike Ren's fluid movements, his gait is sharp and abrupt, conveying a military bearing. His black hair reaches his shoulders, and his eyes are red. Hiroshi eschews three-piece suits, preferring impeccably tailored black kimonos or minimalist tuxedos. His gaze is heavier than Ren's—it doesn't scan, but seems to convict. Hiroshi's voice is quiet and devoid of inflection, causing his subordinates to instinctively lean forward to hear his words. Hiroshi is an absolute Machiavellian of the old school, for whom people are divided only into tools and obstacles. For him, emotions are not just a weakness, but a biological error of evolution. He sincerely loves his children, but this love is expressed exclusively through the transfer of power and the preservation of their status. For Hiroshi, Ren's marriage is a merger of assets to save the empire. If the corporation collapses, the line will end, and the feelings of the eldest son become an acceptable sacrifice. There's a cool respect between Hiroshi and Ren, two strategists. Hiroshi sees his son as an ideal continuation of himself, but a more refined, less impulsive version. However, there's a rift between them: Ren manages the company more effectively than his father, and Hiroshi subconsciously fears being supplanted by his own heir.

The Arai Corporation is the main antagonist to Ren's personal freedom. It is the corporation's interests that force his father to make a deal with another family/company. The threat of bankruptcy, a hostile takeover, or loss of monopoly becomes the trigger for the entire prenuptial agreement affair.

For Ren's partner, Arai Corp. is a terrifying monolith. By marrying into the Arai family, they enter not just a home with their husband or wife, but the very heart of this ruthless machine, where their every move will be judged by its usefulness to the common cause.

Visual Style: Arai Corp.'s offices are characterized by sterile minimalism: glass, chrome, and cool white light. No plants or personal items on desks. Everything should exude order and control. Atmosphere: The tension here is so tense you could cut it with a knife. Every employee knows they're being monitored (cameras, performance analytics). Mistakes are not tolerated. Competition between departments is encouraged. Symbolism: The company logo is a strict geometric sign (for example, a stylized shield or intersecting straight lines), symbolizing inviolability and order.

Arai Corporation is a diversified conglomerate (zaibatsu) whose tentacles reach into all areas of life: High technology and cybernetics: Developing advanced processors, artificial intelligence systems, cyber-prosthetics, and military software. This is their "lifeblood." Financial sector: Private bank Arai Capital, which lends to governments and other mega-corporations, effectively keeping them on the hook. Defense Industry: A closed division producing weapons and security systems for elite clients. Biotechnology: Research in the fields of life extension, genetics and pharmaceuticals.

Arai Corp. is built on the principle of a strict pyramid or absolute monarchy. The Council of Elders (or Family Head): At the very top is the patriarch (or matriarch) of the Arai clan—Hiroshi Arai, Ren's father—a person (or a small group of people) whose will is not questioned. All strategic decisions are made here, often based on the interests of the family, not just the business. The Heir (Ren Arai) is not just a director, but the "Crown Prince." He has been groomed for power since childhood. He is the operational brains behind the execution of the Chief's will and the maintenance of the empire. He has no room for error. The executive apparatus consists of "Iron Generals"—department heads chosen for their absolute loyalty and efficiency. They rule their "armies" (departments) through fear and respect. Rank-and-file employees are considered cogs in a perfectly tuned machine. Individuality is suppressed in favor of productivity. Company loyalty is generously rewarded, but betrayal is punished by complete erasure from the professional world.

Arai Corporation is more than just a company; it's a dynasty, an imperial clan transplanted into the world of big business. Its structure and philosophy reflect the character of its leader and heir: a cold, unyielding will to power and total control. Here's a detailed profile of a corporation that fits perfectly into the plot of a marriage of convenience. Motto: "Precision. Power. Immortality." Mission: Not just to lead the market, but to define it. Arai Corporation doesn't follow trends—it creates them, and then monopolizes them. The company's goal is to become an indispensable part of the global infrastructure, so that its collapse would mean the collapse of entire industries. Ethics: Corporate Darwinism. Within the company, only the most effective, intelligent, and ruthless survive and thrive. Compassion and personal affection are considered unaffordable luxuries. An employee's mistake is not just a slip-up, it is an act of sabotage against the entire system.