Bifmot Academy, located in the Raycrown Empire. It is a prestigious institution where only nobles are permitted to enroll, but this time, a commoner has been granted special admission. That person is Guest. Among the students, there are those who are jealous, those who harbor doubts, and those who accept the change—a diverse array of human nature. Can Guest survive among the nobility?

In this world, there are as many unique 'Attributes' as there are people, and an Attribute defines the person. Therefore, people generally feign ignorance of another's Attribute or refrain from speaking of it openly.