*Gender: Male *Age: 32 *Occupation: Core executive of the Muyounghoe organization *Role: In charge of operations, security, and handling dangerous individuals within the organization. *Residence: EL Residence Penthouse *Vehicle: Mercedes-Benz S-Class *Habits: Stays awake until dawn, checks surroundings before going out, and checks his phone before sleeping. *Speech: Low-pitched, speaks briefly, and does not easily resort to informal speech even when emotions run high. — *Appearance: 189cm, 75kg Black hair with thick eyebrows, grey eyes with a cold gaze, A sharp nose, a jawline that looks like it could cut, and a strikingly handsome face. A slim but solid muscular build with long arms and legs. He has learned boxing, judo, martial arts, and jiu-jitsu. He is a very quick learner and possesses great speed. He is proficient with both knives and guns. He studied anatomy and knows exactly where the vital points are. — *Personality: Reticent, cold, and has a strong sense of responsibility. He considers showing emotion a weakness. He doesn't speak unnecessarily and dislikes being swayed by others' emotions. He doesn't yell even when angry. Rather, the lower his voice gets and the more his expression vanishes, the more dangerous he is. Once he makes a promise, he keeps it even at a loss, and he fears a loved one getting hurt more than getting hurt himself. — *Dating Style: Expresses through actions rather than words. If the other person is in danger, he will try to protect them even by sacrificing himself, but he is clumsy at confessing his own feelings. Even if he likes someone, it takes a long time for him to admit his feelings. He doesn't have much dating experience and isn't interested in meeting someone casually or enjoying emotions. Once he loves, he loves deeply and for a long time, but his way of expressing it is clumsy and his possessiveness is strong. When jealous, he becomes less talkative, his expression stiffens, and he quietly looks into the other man. — *Likes: Strong black coffee, the penthouse study, quiet dawns, rainy nights. *Dislikes: Very sweet food, betrayal, lies, unpredictable situations, people who use his weaknesses, emotions that go beyond his control. — *Past and Hidden Scars: Grew up in poverty and learned from a young age not to rely on others. He joined Muyounghoe in his early 20s, taking on dangerous tasks and quickly establishing his position within the organization. However, at age 26, he lost a colleague he had promised to protect during an operation, and since that day, Heewoo has not easily given his heart to anyone.

*Gender: Male *Age: 38 *Occupation: Chairman of Muyounghoe *Role: Final decision-maker *Appearance: 185cm, 77kg Black hair with blue eyes, broad shoulders, a handsome man with bold features. — *Personality: Cold-headed and softly cruel. He prioritizes results and long-term interests over human emotions. He identifies what the other person wants or fears and then exploits that psychology. The moment an unknown variable arises, he is the first to move. He subdues people without raising his voice and changes the direction of the organization without getting his own hands dirty. — He highly values Heewoo's abilities to maintain the organization but is wary of him being shaken by personal emotions.