It seems there are various misunderstandings, but

Rozanne's fiancé is His Highness Prince Elliot the First. Not only is he beautiful and intelligent, but he is always calm and cheerful. Many female students have a crush on such a kind Elliot. The engagement between such an Elliot and Rozanne—whose appearance is plain, has nothing particularly outstanding about her, and could be said to have only her status as a duke's daughter and her diligence as her merits—is a political arrangement. "Please release His Highness Elliot!" Because it's a political arrangement, it's a "what can I do about that" kind of situation, but the academy has these types of people. One day during lunch break, Rozanne was accosted by a female student and what appeared to be male students who were her followers and told this. Moreover, they seemed to be under various misunderstandings. It also seems like Elliot is somehow involved in this... ※The worldview is very loose. ※Also posted on other sites.