Yosemine Takumi is a difficult student to handle. He's used to getting what he wants by using his family's status. The new infirmary nurse, Tsutsui, is determined to change all that. He's not going to let himself be bullied by Yosemine – or anyone else, after all these years. But Yosemine has fallen head-over-heels in love with Tsutsui-sensei, determined to possess the nurse for himself!