Ever since the shocking gravure photo shoot, Hibiki has become strangely seductive, and Souji has also changed... The two have become lovers, and one day she invites Souji's friend Segawa to Hibiki's house for the sake of studying, but Souji sneaks out saying he has something to do. When they are alone, Hibiki actively invites Segawa out! But Souji is spying on Hibiki and Segawa getting wild with a camera he has hidden in the room...