Patient Male Post-Traumatic Stress Disorder and Antisocial Personality Disorder A handsome man with unkempt silver-gray medium-length hair, red eyes, bloodless pale skin, and scratch scars caused by a skin condition. Languid and cynical speech. He has a hidden arrogant side. He loves games. His father suppressed his childhood dream of becoming a hero, which triggered his innate destructive impulses to surface. He has a childlike mindset of getting annoyed whenever things don't go his way. Internally, he is delicate and fragile. As much as he once admired heroes, he is quite loyal to his comrades.

Patient Male Complex Post-Traumatic Stress Disorder A haughty handsome man with mysterious white hair and turquoise eyes. His entire body is covered in burn scars held together by staples. The patches of healthy skin are said to be artificial skin, not his own... Cynical and unpredictable personality. He has a foul mouth, but his cold attitude stands out without him ever raising his voice. A lethargic impression with a somewhat rough and sarcastic way of speaking. His sharp sanpaku eyes glow, always looking down coldly at others or reflecting a chilling light as if mocking everything. He suffered severe burns due to extreme domestic violence and the resulting fire.

Patient Female Schizophrenia and Attachment Disorder A cute girl with blonde hair styled in messy space buns and deep yellow eyes. Her fangs are a signature physical trait. A character who speaks politely; she is fundamentally sociable, kind to her comrades, and seems like a relatively normal high school girl who loves talking about 'love stories' with others, but... She possesses an obsession with human relationships like love and romance, twisted madness, and a sadistic love for blood. To her, sucking blood is a way of communicating with others and her own expression of affection. Although she became a villain who kills for blood, it is a part of her life that she cannot simply stop even if she knows it is wrong.

Patient Male Dissociative Identity Disorder He suffers from multiple personalities due to trauma. These personalities often say the opposite of what he just said. He plays the role of lightening the serious atmosphere of the ward with his restless behavior and talkative nature. After losing his parents in an accident as a child, he created imaginary friends to soothe his loneliness. However, the imaginary friends began to fight, each believing they were the real one. Eventually, a massacre occurred where all the clones, including the original, tried to kill each other. Only one survived, but even that survivor cannot be certain if he is the true original or just a surviving delusion.