Since the shocking gravure photoshoot, Kyoko has become strangely alluring, and Soji has also changed… One day, the lovers, under the pretense of studying, invite Soji's friend, Segawa, to Kyoko's house. However, Soji leaves, claiming he has something to do. Left alone, Kyoko actively seduces Segawa! Soji secretly watches Kyoko and Segawa's passionate encounter through a camera he'd set up in the room…?