An artist named Kurahashi and a female artist named Cheiko wait in a dentist's waiting room. The man feels attracted to the woman but says nothing to her. Later in the examining room, both patients are going under anesthesia, but the man looks over at the woman and sees the dentist and nurse taking off her clothes, while sucking her body for blood like vampires. The man and woman escape from the dentist's office, but their horror is only about to begin...

Thirteen years afterward, I wonder if those who bombed Hiroshima are looking at me and saying: 'We did it! We were able to kill another person!' They should be," murmurs Minami (played by Kumiko Aso), one of the two leading female characters in Yunagi no Machi, Sakura no Kuni, as she lies dying in 1958, her life brought to a premature end by sickness resulting from her exposure to atomic bomb radiation. This is a story about those who at least initially survived the first U.S. atomic bombing of 1945 and their descendants in contemporary times. The film, based on a comic by Fumiyo Kono, jumps between the two time frames and quietly depicts the sorrow and mortification experienced through the everyday lives of laid-back and soft-spoken Hiroshima people. Only a few scenes of the bombing and the ensuing devastation are featured.

Seiji and Yoshifumi are the only members of the Muto branch of the Date Family. The two respect and love their leader, Mr. Muto, like a father and the three share a firm bond. But their fate is sealed when the Family is involved in a conflict. Muto is unable to pay his share of funds for the oncoming battle but tells executives of the Family that he would fight at the front line instead. In the wish to protect Muto, Seiji has him arrested by the police. Ignoring the Family executives' mocks of "Muto escaped to prison", Seiji prepares for the battle and attacks like a demon on behalf of his boss...