Azusa, the head nurse at a hospital, is greatly trusted by everyone around her. In contrast, Rino, a new nurse who retains her wild and carefree gyaru personality from her past, stands as her complete opposite. Their interactions have already become a routine at the hospital. In truth, Rino is secretly in lesbian love with Azusa. When she learns that Azusa is about to get married, she is devastated and falls into despair. However, one day, after overhearing Azusa's heated phone argument with her boyfriend, Rino decides to seize the opportunity and begins her move to turn Azusa into a lesbian.