Kanna, the president's former secretary, married a man who runs a business. Despite being a mother -in -law, she is a mother -in -law who cares very much for her son who lives at home even when he has grown up. One day, a mother -in -law massaged her son. However, during the massage, her mother -in -law could not help but be confused by the sudden swelling and swelling that made her mother -in -law involuntarily wet. My excited son Pestered Me To Nui ...!