Akane Soma is a widow and she lives with her biological daughter and son-in-law. Akane's son-in-law is a thoughtful and gallant person, he works in an office for a large company. The son-in-law is very concerned about Akane's mood and the bed as if he understands his mother-in-law, and Akane's daughter is a carefree and childish person. She had not allowed her husband to have sex for days and forced him to go out on the sofa to masturbate. Suddenly, Akane's mother-in-law came downstairs to find her son-in-law watching sex and behaved herself, causing Akane to also hide behind the wall and masturbate. Many embarrassing situations have occurred between the mother and daughter and the end is many incestuous and clumsy sexual encounters between the son-in-law and the mother-in-law.
