The night before the proposal, I want to be playd by my ex-girlfriend 'Tsukasa Aoi' before they start having an affair...

The movie revolves around Haruto, who wants to spend a night with his ex-girlfriend Tsukasa Aoi before he gets married. The story explores their past relationship, the reasons behind their breakup, and the rekindling of their intimacy. As they navigate their feelings and desires, they must confront the consequences of their actions and the fact that Haruto is about to get married.