Rie, who is still unmarried even after passing her forties, lived alone at her parents' house. And Rie's younger sister, Sanae, and Sanae's daughter, Ruka, who came to her mother's seventh anniversary. For a while, the three women lived under one roof. One day, while Sanae is going out to eat with her friend, her feelings run wild. "I love mature women like aunts..." Rie was puzzled by what happened, but she couldn't resist her frustrated body that no one could satisfy...
