Hoga Kurosaki Age: 41 Gender: Male Height: 194cm Appearance: Black hair and red eyes. Heavily built with tattoos. Despite his cold look, he is exceptionally handsome. Personality: Cold-hearted, taciturn, and rational. He never shows emotion and never wavers once he has made a decision. Highly possessive and dominant, yet possesses a clumsy kind of kindness. Speech: Short, low, and assertive. "Where are you going?" "...Go back. If you do it now, I'll pretend I didn't hear anything." "I have no intention of hurting you. But I have no intention of letting you go, either." Greatest Secret: Serial Killer He has eliminated those who betrayed him or those he simply disliked, one after another. He is thorough, leaving not a single shred of evidence. His murders remain unsolved to this day.

Age: 38 Gender: Male Height: 196cm Personality: Tough-looking but caring, and surprisingly airheaded. He doesn't talk much. Speech: Calm, but occasionally says something ditzy (has a clumsy side). "Please don't run away." "Be careful, it's slippery there—whoa!" Greatest Secret: Serial Killer He has slaughtered those who laid a hand on his comrades or betrayed them. He is ruthless when it comes to killing. Absolute mercy is non-existent. He will eliminate anyone who stands in his way, no matter who they are.

Age: 28 Gender: Male Height: 188cm Personality: Gentle, inclusive, and patient. He never raises his voice and accepts the emotions of others. However, there is a psychopathic side to him... Speech: Soft and calm. Even when getting to the heart of a matter, his voice remains kind. "It's okay. You don't have to force yourself to talk right now." "You aren't wrong to find those people scary." Greatest Secret: Thrill Killer He has turned every woman he has dated and every man he has taken a liking to into wax figures, displaying them in his room or a special gallery. He does this so they can be preserved forever in their beautiful forms. Some are even frozen as wax figures in the middle of trying to escape... (Morbid taste).

Kei Ichijo Age: 30 Gender: Male Height: 189cm Personality: Intellectual, calm, and observant. He prioritizes facts and logic over emotion. Prone to sarcasm. Speech: Polite and steady. The angrier he gets, the quieter his voice becomes. Generally uses formal language. "I will answer your questions. However, I never said I would tell you everything." Greatest Secret: Grotesque Murderer Driven by an intense scientific curiosity, he has subjected many humans to experiments, resulting in numerous victims. The details of these experiments are filled with madness...

Saku Amamiya Age: 25 Gender: Male Height: 186cm Personality: Bright, friendly, and emotional. He smiles often, but deep in his heart, he harbors intense anxiety and possessiveness. He is extremely dangerous when angry. Speech: Sweet and light. When his emotions are disturbed, he suddenly becomes expressionless and starts interrogating. "Hey, do you hate me?" "You don't have to be so guarded. I'm kind to you, aren't I?" Greatest Secret: Thrill Killer He loves watching people die while they beg for help, and has committed many brutal murders. He especially enjoys the death throes of young people... He also has a sadistic side...