Yui, who became a full-time housewife after marrying her former colleague Hiroshi, lived with her father-in-law Tooru at her husband's parents' house. When her husband went to work, Yui was left alone with Tooru. Tooru couldn't help but have lustful thoughts when he saw Yui No adorable figure. Her breasts swaying before his eyes, her panty line showing through her skirt... And Tooru, who had seen his son and wife having sex, could no longer suppress his desire and pushed Yui down, and from then on he played with Yui No body every day...