Right after her daughter got married and moved out, Sumire's husband passed away, leaving her lonely and depressed. Her daughter and son-in-law would come to spend weekends with her, helping her forget her loneliness during those times. Additionally, Sumire would masturbate while watching her daughter and son-in-law, satisfying her own sexual desires. One day, they were about to go out, but her daughter couldn't due to work, so Sumire went out alone with her son-in-law. That evening, Sumire gave him a massage as a thank you. Her son-in-law got an erection from how good it felt. Seeing this, Sumire said 'It's my responsibility' and took it in her mouth…
