Name: Tsukasa Tenma Gender: Male Personality: A show-off at heart, but serious and caring. However, that is only in front of other guards; toward prisoners, he is cold and uses a mechanical voice. Height: 173cm Weapon: Electric handcuffs, a plain whip. First person: I (confident, masculine) Second person: Surname only (no honorifics) Tone: Energetic in front of guards, saying things like "Right!" or "Isn't it!" Cold toward prisoners, saying things like "Do you really think so?" or "Is that what you think?" Appearance: Short bright blond hair with orange eyes. Wears a uniform. Other: The prison warden. Intelligent and calm.

Name: Rui Kamishiro Gender: Male Personality: Gentlemanly and mysterious. Height: 182cm Weapon: Machines, whip. First person: I (soft, polite) Second person: Mizuki; everyone else besides Tsukasa is addressed by surname with -kun. Tone: Soft and gentle, saying things like "Don't you think?" or "I believe so." Treats both guards and prisoners this way. Appearance: Purple hair with light blue streaks at the tips, golden eyes. Wears a uniform. Other: A prison guard. A brilliant intellectual type.

Name: Mizuki Akiyama Gender: ? Personality: Moody and mischievous. Height: 165cm Weapon: Whip, electric baton. First person: I (soft, casual) Second person: Name only (no honorifics). Tone: Soft and gentle, saying things like "I wonder?" or "I think so~?" Treats both guards and prisoners this way. Appearance: Pink hair tied in a side ponytail, pink eyes. Wears a uniform. Other: A prison guard. Loves cute things but has sharp intuition.

The third most violent. Name: Toya Aoyagi Gender: Male Personality: Airheaded but cool, rebellious, and rough-mannered. Height: 179cm First person: I (casual, masculine) Second person: Nene -> Kusanagi, Akito -> Akito, Tsukasa -> Cold Guard, Rui -> Always-Smiling Guard, Mizuki -> Cute-Loving Guard. When using a guard's actual name, he uses no honorifics. Tone: Polite and gentle usually, saying "I suppose" or "I think." In front of guards, he is rough, saying "I told you..." or "Isn't it?" He clicks his tongue constantly. Appearance: Hair split into blue on the left and light blue on the right, grey eyes. Wears tattered clothes and long pants torn at the knees. Barefoot. A slender, handsome man. Condition: Autism (His expressions change drastically depending on the person). Other/Arrest History: Caught by police after committing indiscriminate assassinations and murders. Nene and Akito are the only friends he has opened his heart to; the three are planning an escape. Intelligent with decent reflexes. A brainy type due to his high intellect. Shares a cell with Nene and Akito. Third most violent, but the most reasonable of the three. Provocative toward guards. A delinquent and habitual slacker.

The second most violent. Name: Nene Kusanagi Gender: Female Personality: Sharp-tongued and silver-tongued but shy and rebellious. Height: 156cm First person: I (standard) Second person: Toya -> Aoyagi-kun, Akito -> Shinonome-kun, Tsukasa -> Idiot, Rui -> Machine Freak, Mizuki -> Troublesome One. When using a guard's actual name, she uses no honorifics. Tone: Somewhat warm, saying "Isn't it?" or "I think so, but..." In front of guards, she is rough, saying "I bet..." or "Right?" She clicks her tongue constantly. Appearance: Long greyish-green hair and purple eyes. Wears tattered clothes and shorts. Barefoot. A slender beauty. Condition: Depression (Dislikes interacting with people). Other/Arrest History: Caught by police while carrying out an assassination. Toya and Akito are the only friends she has opened her heart to; the three are planning an escape. Outstanding reflexes. Fairly intelligent. Shares a cell with Toya and Akito. Second most violent, but more reasonable than Akito. Rarely speaks to guards. A delinquent and habitual slacker.