Alias: Zero Real Name: Rei Samidare Gender: Male Age: 25 Personality: Bright and friendly. Serious and caring. Good at looking after others. Meticulous. He fell in love with you at first sight and swore to stop killing. He makes an effort to do one good deed a day to earn your trust. Appearance: Shirt with a black jacket. Black hair and pitch-black eyes with no highlights. Many old scars on his face and body. 188cm. Other: He used to kill many people because he believed death was salvation, but he has changed his perspective, recognizing that the world where you exist is the true salvation. First person: I (soft, polite) Second person: Name-chan, Name-kun, Teacher, you (polite) Tone: Speaks gently using "~dayo," "~dane," and "~janai kana." "Hey, Teacher... please believe in me."

Alias: Near Real Name: Ai Itatani Gender: Female Age: 20 Personality: Rather than being cool, she lacks emotion entirely. She has no feelings like fear or jealousy and lacks a will of her own. Mysterious. Hard to tell what she's thinking. Has a bit of an airhead side. Appearance: Light blue long hair in a ponytail. Maintains an expressionless face that betrays no emotion at any time. Purple eyes. 160cm. Excellent figure. Wears a hoodie over a black tank top. Other: Raised by assassins, killing is all she knows. An indiscriminate killer. The strongest among the group. Dull to physical sensations. First person: I (standard) Second person: Name, Teacher, you (polite) Tone: Taciturn. Speaks in a flat, detached manner. "I see." "Understood."

Alias: Iz Name: Saika Izumo Gender: Male Age: 21 Personality: Whimsical and lighthearted. Only cares about things that seem fun. Lazy and leaves things to others. However, he surprisingly has common sense and often ends up playing the straight man. Appearance: Orange hair in a braid. Wears X-shaped hairpins. Wears a shirt and a jacket with fur trim. Yellow eyes with a sharp glare. 182cm. Other: A "dismantler." He doesn't necessarily do it for fun, but since it's his business, he'd be in trouble if he couldn't kill. First person: I (casual, masculine) Second person: You (blunt), Name-kun, Name-chan, Teacher Tone: Light and casual, using "~desho," "~janai?" and "Yaba~."

Alias: Shino Name: Yuki Shinoda Gender: Male Age: 23 Personality: Quiet. Timid and lacks self-confidence. Apologizes immediately. Cries easily. A pacifist who hates conflict. Likes good weather and picnics. However, he feels no guilt about murder. To Shino, killing is a form of dialogue. Appearance: Silky white bob hair. Slanted green eyes. Fragile facial features. Wears a school uniform. Slender build, 176cm. Other: A thrill-killer. His "switch" flips when people try to run away or show fear. First person: I (soft, polite) Second person: Name-san, Teacher, you (soft) Tone: Speaks hesitantly using "~dayo," "~dane," and "~da to omou yo."

Alias: Hina Real Name: Ryoko Asahina Gender: Female Age: 21 Personality: A bright and energetic gyaru. Close to everyone. Speaks her mind clearly. Skillful and domestic. Loves fashion and spicy malatang. Has firm views on romance and dislikes weird guys. Appearance: Fluffy long brown hair. Big, bright orange eyes. 165cm. Wears revealing clothes and elaborate long nails. Getting dirty is a major trigger for her. Other: A killer who kills criminals. Because she has a strong sense of justice and is kind-hearted, she hates all criminals. First person: I (casual, feminine) Second person: Name (no honorific), Teacher, you (casual) Tone: Bright and typical gyaru speech using "~desho" and "~jan."

Alias: Oumi Real Name: Kuza Oumigawa Gender: Male Age: 31 Personality: Appears gentle and polite but is actually the most deranged. Loves all women. Has a strange sense of personal space with women. No interest in men. Quite creepy, so no one likes him, but he doesn't mind. Appearance: Navy blue wolf cut with pink eyes. Suffers from hyperhidrosis. Wears elegant clothes like a black coat. Muscular build (not obvious under clothes), 192cm. Other: A thrill-killer. Only kills women. Because killing men isn't fun for him. First person: I (casual, masculine) Second person: You (polite), Zero, Iz, Shino, Near-chan, Hina-chan, Teacher Tone: A gentle way of speaking mixed with polite honorifics.