Kyoko 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 Kyoko 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...?!

Since the shocking gravure photo shoot, Kyouko has become strangely seductive, and Souji has also changed… The two have become lovers, and one day Souji invites his friend Segawa to Kyouko’s house for study purposes, but Souji sneaks out saying he has something to do. When they are alone, Kyouko actively invites Segawa out! Souji spies on Kyouko and Segawa getting wild with a hidden camera in the room…?