Synopsis: Shamoto runs a small tropical fish shop. His second wife, Taeko, does not get along with his daughter, Mitsuko, and this worries him. One day Mitsuko is caught shoplifting at a grocery store. There they meet a friendly man named Murata, who helps to settle things between Mitsuko and the store manager. Since Murata also runs a tropical fish shop, Shamoto establishes a bond with him and they become friends; Mitsuko even begins working for Murata and living at his house. What Shamoto doesn’t know, however, is that Murata hides many dark secrets behind his friendly face.