It's the evening before the day all brothels must be shut-down, according to the new law, in 1958. At the Kofukuya's (literally, the house that sells happiness), five prostitutes decide to celebrate the day. Eroticism, drama, and comedy mix as each hour a different event passes, in which all the women's stories come to the surface.
A female teacher is raped by a gang of students in her school. The repercussions of this lead to scandal, blackmail and murder.
Akiyama is an intern, disgusted with the noise pollution caused by the bullet trains and the heart attacks that noise has been causing in older hospital patients, plots to disrupt and, in ten days, destroy a unit of the operation. He warns the Japan National Railway, that, if nothing is done to reduce the noise, he will derail a bullet train. Takigawa is the police detective sent to stop him.
