"Yoko" lives a plain but happy married life with her husband, whom she met at her previous workplace. Though modest, they have built a new home and are eager to start their new life together. The couple goes upstairs to greet their neighbor. Behind the opened door, accompanied by a foul odor, appears "Kamata," a man living alone after his wife left him. The couple's happy daily life is turned into a nightmare by a lonely rapist…
