Jonio Iwai

A bartender, a serial killer who skins his face and wears it like a mask after killing a guest. One day, he runs into a suspicious man drinking alone at a bar. After killing him and wearing his face like a mask, the bartender soon becomes engulfed in a nightmare fantasy. In the fantasy, he encounters himself, who is much more cruel and bizarre than usual, and finds out that the man is a much crazier man than he is. His face clings to his skin of a bartender, and his madness is at its peak.

A classmate from Ushijima's middle school days, Takemoto, shows up. He was a kind man, but now is jobless and without a home. Adrift and unable to borrow money from Ushijima, Takemoto heads for Seiai Home where he can stay while doing work.

A young high school Yanki (Japanese delinquent), Tokio, gets suspended from his school and ventures out to Ikebukuro. Aiming to become a janitor for at a love hotel, he eventually gets scouted to join a gang. They make money ripping people off, and Tokio begins to question his own actions. The gang thinks all is well, unaware of the bigger threat that awaited them.

Underground people who exhale toxic gas appear in Tokyo's S-Ward, which is dealing with construction noise from urban development projects. Everyone panic, but it turns out that five middle-aged guys are unaffected by the poisonous gas. They undergo vigorous training to fight the underworld people, but are they going to be able to save the world…?