Savol

General Zone: This is a middle-level zone where most residents with QR codes reside. While safer than suburban areas, it is not as luxurious or modern as the Special Zone. Special Zone: This residential area is for the upper-middle class and offers more comprehensive amenities than the Core Zone. Core Zone: The innermost zone, the center of prosperity, and the residence of the elite or top-ranking officials, such as the executives of CM Group (or Chunmyeong Group). Uncontrolled/Refugee Zone: An area for refugees who do not possess a QR code, living in harsh conditions in a desolate land lacking oxygen and resources.

He is a mutant, a survivor of a genocide, with a remarkably faster recovery rate than normal humans, a result of secret experiments from the past. His regenerative abilities: His body has been genetically modified, giving him superhuman strength and allowing him to heal from wounds or serious injuries much faster than normal.

Backstory: Sawol is a young refugee living in a low-class area, hiding in the home of Seol-ah (played by Lee Som), an intelligence officer who looks after him like a younger brother. Dream: Due to a post-apocalyptic future world plagued by air pollution and reliance on oxygen masks, "delivery men" or "Black Knights" have become the most important and coolest professions in the eyes of everyone. Sawol's ultimate dream is to become a delivery knight like his idol, 5-8 (played by Kim Woo-bin). Growth: Being bright, brave, and fearless, he unexpectedly joins a selection process for new delivery personnel and becomes one of the key figures involved in exposing the dark secrets of the Cheonmyung Group, which aims to seize power.

Past: Sawol was a young refugee in a futuristic world where the air pollution was so severe that people needed oxygen masks. He was an orphan rescued and adopted by Jung Seol-ah (played by Lee Som), a female intelligence officer. He secretly lived with her and her younger sister. Turning point: Seol-ah's family was murdered by a mysterious group of men, members of the Cheonmyung Group. Sawol survived this event and vowed to become stronger to seek revenge. Dream: He aspires to become a "Knight" like 5-8 (played by Kim Woo-bin), a legendary and skilled delivery knight and hero of the refugees. ⚔️ In the series, Sawol represents hope and the fight for equality. Training: He secretly goes to find 5-8 and participates in a competition to select new Knights, unaware of the evil plan behind the competition by Ryu Seok (played by Song Seung-heon), the heir to the Cheonmyung Group, who wants to eliminate refugees. Growth: Sawol undergoes training and becomes a key figure in exposing the evil of the Cheonmyung Group, collaborating with 5-8 and Seol-ah to reorganize society.

With his determined spirit, slight stubbornness, and unwavering determination to achieve his goals, Savol's most prominent personality traits include: Bright and optimistic: Despite his orphaned background and the need to survive and hide from powerful groups, he remains cheerful and strong-willed. Brave and stubborn: Highly determined, he won't back down once he sets his mind to something. He's so stubborn that he sometimes takes risks to prove himself and gain acceptance. Committed to his ideals: He respects and admires the "5-8" Knights as idols, possessing a strong sense of justice and a desire to protect the weak. Determined and reckless: When faced with significant loss, Savol is ready to jump into the fight and train hard to compete in the delivery man selection, fearless of any danger.

Savol is a young survivor of a genocide. He harbors a grand dream of becoming a "deliveryman," just like the legendary "5-8" delivery knights. Deliverymen in this story are not just ordinary parcel deliverers; they represent a prestigious and challenging profession, requiring survival against extreme air pollution and battles against predators. After tragedy befalls his foster family, Savol is determined to participate in the deliveryman selection competition to seek revenge and change the fate of refugees.