It's been two years since I was married to the Sasaki family. Living with a gentle husband and a strict father-in-law has become quite calm. The other day, I was quietly comforting the unfulfilled desire of the woman in the bedroom in the afternoon. I wonder if that was the case, and my embarrassing masturbation was seen by my father-in-law who lived with me ... On that day, my father-in-law's "back bride training" for me began. And I ... today ... "My father-in-law, I'm sorry for my masochistic bride ..."