Shizuka has been living alone since her husband passed away. After her daughter got married and left home, Shizuka lived alone. Her daughter wanted to live with her again because she was transferred to a branch office closer to her workplace. Recently, her daughter's work has been busy, causing some tension in her marriage. One day, Shizuka sees her son-in-law's naked body after he gets out of the shower. It's been a long time since she saw a man's naked body. She feels strange and masturbates. On that day, Shizuka was masturbating in the kitchen. Her son-in-law sees her. Feeling embarrassed, she tries to hide her body. Her son-in-law says, "Let me comfort you." He pulls her body towards him...