Kanade Amakawa and Nishida plan a movie date for summer break, but the plan is derailed when the playboy Matsuoka crashes their outing. After forcing a kiss on Kanade and capturing it on camera, Matsuoka blackmails her into a "pretend lover" arrangement for the duration of the holiday. What begins as a coerced relationship quickly spirals into a sexual obsession, leading Kanade to abandon her feelings for Nishida in favor of Matsuoka's pleasure.