Unable to hold back her desire to be with someone she likes, Yuna marries a man with a child despite the opposition of those around her.As expected of her, her son-in-law, Kazuya, was spending days in anguish because he could not open up easily.One day, I witnessed Kazuya masturbating.If you ask her, she's still a virgin and doesn't know a woman.Yuna takes a bold action thinking that it might be a good opportunity to get along with her while thinking that she is pathetic for a man.