One day, it's decided that all people with blood type B have to be killed. There are people in black costumes who chase after and kill everyone with blood type B. Tsukasa is one of those people. Together with her friend Yui she tries to stay alive and staying alive means running because hiding isn't a solution. On the hunt, they meet Masaharu and together they decide to fight against those black costumed creatures.
Atsushi Arai
Itsuki Sagara
Honoka Yahagi
Nozomi Maeda
Tsugumi Shinohara
Reona Kameda
Anna Tachibana
Koki Yamamoto
Masahiro Inoue
Yōsuke Asari
Shiro
Takuya Ishida
Yohta Kawase