Lesson in Murder

Synopsis

Masaya Kakei is a student who goes to university in disgust and shows a strange melancholy at the passage of time. One day, he receives a letter from a serial killer named Yamato Haimura, who has been in prison for eight years and is on death row. Haimura confesses to committing the murders he is charged with, a total of eight crimes, but refuses to accept his guilt regarding the last of them. From here, Masaya Kakei begins to investigate this case.