The story is about a family, the daughter-in-law is a slut, the father-in-law who lost his wife early is also extremely horny. Even though he is old, he still likes his young daughter-in-law. One day, when she was too bored with her husband, they suddenly came together, banged each other and slept together, that's how exciting it was. The bland husband had no idea that his wife was committing incest with his own father. What happened?