Yoko lives an ordinary but happy marriage with her husband she met at her previous workplace. Although modest, the two were both enthusiasm to set up a new home and live in a new place. The two go to say hello to the residents on the upper floor. The person who peers out of the open door with a strange smell was Kamata, who was run away from his wife and lives a widow. The happy everyday life of a couple is turned into a nightmare by the hands of a lonely rapist...