Married teacher Aoi Ichino works at the same school as her husband, where both are passionate educators beloved by their students. However, Aoi faces a bullying issue within her homeroom class and confides in her husband about her struggles. The next day, an incident unfolds at school: while patrolling after class, her husband witnesses Yano from Aoi's class bullying Kurosaka. He intervenes forcefully, causing Yano to injure his hand during the confrontation. Enraged, Yano later summons Aoi to the infirmary and aggressively demands she pay for her husband's actions with her body, threatening his job if she refuses. The story intensifies as Aoi's position and her relationship with her husband begin to unravel, delivering a gripping NTR narrative filled with tension and emotional conflict.