Shinichi Nakamichi
In 1975, Shinichi Nakamichi studies hard at a prestigious university in Tokyo. After graduation, Shinichi Nakamichi lands a job at a big trading company and he seems to have a bright future, but he has a secret he can't tell anyone. Back in his school days, he had a spiritual awakening experience. Since then, he is in contact with Gods. One day, he meets Yoshiko Nekata, who works at the same company,and he gets attracted to her.
Jûzô Murasaki is a boy miscast in his classroom, being frequently abused, tortured, beaten and humiliated by the bully Tôru Akai and his gang of juvenile punks. After years of repression, rejection and fear without facing Akai, he develops a psychopathic dual personality with a violent alter-ego. While living in the apartment 13 of a tenement building, he becomes unable to control his violent dark personality, who plots an evil revenge against his upper floor neighbor Akai and his family.