Yuki waits for her boyfriend wearing a school uniform prepared for him. At that moment, her senior arrives with her boyfriend and confesses, "Don't mind me, feel free to touch her however you like (laugh)." Though initially hesitant, Yuki gradually surrenders to the senior's advances, unable to resist his seduction. With her boyfriend watching and the scene captured on camera, Yuki experiences NTR (cuckold) right before her boyfriend's eyes. Dominated by the senior while her boyfriend looks on, their relationship begins to unravel in an intense, emotionally charged scenario.