At a renowned girls' boarding school, Kanoko holds the revered position of dorm prefect, earning her the title 'Emperor' among the students. Alongside Tsumugihime, famed for her beauty, they project the image of an 'ideal couple,' yet beneath this facade lie undisclosed emotions. Unbeknownst to Kanoko, Tsumugihime harbors a hidden secret that could disrupt their seemingly perfect dynamic.