In Tokyo in the 90s, the city center has been suffering from a continuing depopulation. Also affected is Udagawa Junior High School where only six people are left. Their class leader, protector, and very goo...

A story about a criminal who was sentenced to “Eternal Punishment”. The main character, Touma Kuga, was aiming to take medical school entrance exams, having heard that his classmate, Satou Rin, whom he i...