With the kindness of my wife's parents, I came to the whole family on a hot spring trip. One month after I started living abstinence to try to get pregnant, I had decided to hold my wife on this day, but unfortunately I ended up having my period and couldn't control the sexual desire that had risen. Furthermore, I ate three servings of the inn's specialty, Seishun Eel Dishes, and headed to the bathroom to cool my hard-eared pussy even a little without touching it. However, he witnesses his stepmother taking a sexy bath...