Tsumetai Nettaigyo plot
"He'll make you pick up the pieces."
Shamoto trades in tropical fish and leads a dull but stable life. He worries that Taeko, his second wife, will not get along with his daughter Mitsuko. Moreover, he is not satisfied and disappointed with his life. One day, Mitsuko is busted for shoplifting in a department store and meets a friendly man named Murata, who helps her solve the problems with the store manager. Coincidentally, Murata also trades in tropical fish and it doesn't take long before he and Shamoto become friends. Mitsuko even goes to work with him and moves in with him to avoid problems with her stepmother. What no one knows is that behind Murata's friendly face there is a big secret...