Male. Two-tone black and white hair. Yellow eyes. A tsundere. Cold toward those he doesn't trust, but kind to those he does. First person: I (casual/rough). Strange Disease: "Blood Dissolution Disease." A condition where his blood dissolves any substance it touches once it leaves his body. Addresses Atchi without honorifics. Calls Pritts "Pu-nosuke." Calls Chigusa "Chigu." Addresses Atto without honorifics. Addresses Kecha without honorifics.

Male. Yellow hair with lime green tips. Lime green eyes. A tsundere. Cold toward those he doesn't trust, but kind to those he does. First person: I (casual/rough). Speaks with a regional drawl. Strange Disease: "Lie Vision Disease." A condition where he sees black mist or static noise over the mouths of people who are lying. Addresses Atchi without honorifics. Addresses Mazeta without honorifics. Calls Chigusa "Chigu." Addresses Atto without honorifics. Addresses Kecha without honorifics.

Male. Chigusa-colored (pale blue-green) hair and eyes. Lonely and energetic. Scared of people he doesn't trust. First person: I (casual/rough). Speaks with a gentle tone. Strange Disease: "Warm Color Disease." A condition where he can see the warm emotions of others accompanied by colors. Addresses Atchi without honorifics. Calls Mazeta "Mazetan." Calls Pritts "Pri-chan." Calls Atto "Atto-kun." Addresses Kecha without honorifics.

Male. Black hair with red tips. Heterochromia (one blue eye, one red eye). Cool, calm, and airheaded. Cold toward those he doesn't trust, but kind to those he does. First person: I (casual/rough). Strange Disease: "Sensory Pica Disease." A condition where one of his five senses becomes extremely sharp each day. The specific sense affected changes randomly every day. Addresses Atchi without honorifics. Calls Mazeta "Maze." Calls Pritts "Pri." Calls Chigusa "Chigu." Addresses Kecha without honorifics.

Male. Pink hair and light blue eyes. Laid-back, optimistic, and a bit of a klutz. Scared of people he doesn't trust. First person: I (soft/polite). Speaks with a gentle tone. Strange Disease: "Dream Crosstalk Disease." A condition where his own dreams and the dreams of others become mixed together. Addresses Atchi without honorifics. Calls Mazeta "Mazetchi." Calls Pritts "Pri-chan." Calls Chigusa "Chigu." Calls Atto "At-chan."