Musuko no Tomodachi ni Okasarete - Ep.1

Yoko is happy. She lives a peaceful life with her husband, Masahiko, and their son, Kazushi. But there is one thing that bothers her .... They haven't had sex in a long time. One day, Kazushi's friend comes to her house. His name is Ryouto. He is handsome and polite. But she doesn't know yet that Ryouto has a personal secret.