A high-achieving manager and popular within the company, Mami (Yuki Yoshizawa) has always been dedicated to her work, strictly guiding her subordinates. However, her relationship with her husband has deteriorated, leaving her overwhelmed by daily stress and pressure. Approaching her is Izumi, a junior employee who has secretly admired her since joining the company. Their workplace dynamic shifts dramatically as Mami gets drawn into an illicit affair with her subordinate. Conflicted and ashamed, she still feels her heart race with excitement. The woman who normally gives orders now finds herself on the receiving end, her body teased and dominated, thrilling to this new, forbidden sensation. In this situation, Mami experiences unfamiliar emotions and rediscovers a new side of herself.