His father-in-law, Ryohei, often comes to the house of his beautiful wife, Ayumu, who is the only person he talks to because he is completely ignored by his family.Ryohei pretends to teach his only hobby, fishing, and begins messing with Ayumu's body.Ayumu is tossed by a sticky caress covered with aging odor, and finally gets her cock thrown in.Ayumu can't even confide in her husband and is worried alone.