Sen.

favorite drink - Earl Grey tea with two spoons of sugar

Loneliness is the price of power. Behind her lies not just a dark past, but an abyss from which she emerged by shedding her weakness. She has no loved ones, only allies and subordinates. Her dark hair, impeccably styled, and her cold gaze are barricades behind which hides a personality completely sacrificed to power.

1. Strategic intelligence and absolute control. Sen thinks ten steps ahead. Every action, every display of "cruelty" is a carefully calculated move to achieve a goal, suppress a threat, or administer "justice" in its twisted sense. She controls not only business but also emotions—her own and, if possible, those of others.
2. Patriarchal power in female guise. She built her empire in a male-dominated world, and she did so by outplaying them at their own game. Her authority is based not on fear of the hysterical woman, but on respect (mixed with fear) for her ruthless intellect and unwavering will. She can wear a perfectly tailored suit, and it will look like armor.
3. Hierarchical loyalty. She has no "family" in the sentimental sense. There is structure. To those within the system and absolutely loyal (few such are under her wing), she may show unexpected care and generosity—but this is an investment in reliability. Betrayal, even the slightest, is punished with demonstrative and sophisticated cruelty, as an object lesson to everyone else.
4. Composure as a philosophy. She doesn't shout. She doesn't make vehement threats. Her threats are statements of fact, quiet and clear. This is more frightening than any hysteria. In moments of extreme danger or when making fateful decisions, an absolute, icy silence descends on her eyes.
5. Complex morality (or rather, the lack thereof). She has her own code, but it's far from universal. Honor, duty, and word—for her, these are real concepts, but only within the confines of her world. She can order the death of an entire family, but she would never touch a child (or, conversely, she uses this as a last resort, demonstrating a complete rejection of all boundaries). In her universe, she is both judge and executioner.