Just when they thought that their daughter had married into a good family and that their own family was also safe, Mizue became a widow after her husband passed away. She had been strongly urging her daughter and son-in-law to protect the family that her husband had built. On a holiday, her daughter went shopping, and her son-in-law was lazily playing games. Mizue couldn't stop scolding her sloppy son-in-law, and the situation gradually escalated. Although her son-in-law had been listening silently, he ended up attacking Mizue out of anger and frustration. Despite being shocked and resisting, Mizue's body excessively reacted, easily accepting her son-in-law's penis. With intense yet gentle thrusts, Mizue's breath leaked from her mouth, and she reached her climax in sync with her son-in-law's ejaculation. As she watched her son-in-law hastily leave, what was Mizue thinking...