This is the prequel of Yogoreta Kanojo.

Kyouko brags about being scouted by her childhood friend Souji's favorite gravure idol. Souji gets angry and rejects her, but one day, he receives a video. It shows Kyouko in a risque swimsuit, taking on her first gravure shoot! In the video, she is at the mercy of the staff, and eventually she moans while saying Souji's name, being defiled by the hands of a stranger. What will Souji think of this...!?