It must be my fault... When her son-in-law Shinichi came to her for advice, saying that his daughter might be cheating on him, Chitose (Chitose Haga) couldn't help but feel responsible. Her daughter still has her man-loving blood flowing through her veins, as she was divorced after being unable to stop her daughter's affair. Now, it's tormenting her son-in-law right in front of her. Filled with remorse, Chitose reaches out to Shinichi's lower body as a small apology...