A married woman who missed the last train turns into a beast who just wants sex. A late-night affair that starts at midnight. Ai Sayama - Sayama Love

A married woman, Sayama Ai, misses her last train and engages in a late-night affair with her coworker, Zhongping. As they spend more time together, they develop a strong physical connection, leading to intimate encounters. The movie explores the themes of desire, intimacy, and the blurring of professional boundaries, all set against the backdrop of a chance encounter that evolves into a passionate and intense relationship.