After her father-in-law passed away, her mother-in-law Toshiyo was feeling lonely and depressed, and her daughter and son-in-law were worried about her. So they started inviting her mother-in-law to go out with them every weekend, and Toshiyo gradually regained her energy. One day, her daughter was suddenly unable to come due to work commitments, and Toshiyo ended up spending the day alone with her son-in-law. It was meant to be a fun day like always, but her son-in-law started saying, "Mother-in-law, you must be tired. I'll give you a massage."...