Because my pregnant wife is in a stable period, I suddenly say that I will go on a trip for 2 nights and 3 days with my friend, and I have no choice but to send her off. In the meantime, her mother-in-law, Rieko, took care of me. When I saw her unconsciously giving off her strange sex appeal, she became so horny, and while we were alone, I was abstinent all the time... Rieko, who knew her circumstances, began to squeeze my cock, saying, "Shall I do it?" I lost my sense of reason with that feeling...!