Published as a book by Kodansha. A comic adaptation has also been greenlit.

Emeline, daughter of a duke, was suddenly told by a recently transferred baroness's daughter that she was the villainess.

Confused by this accusation, Emeline grew even more bewildered when the baroness declared that she wouldn't give up Emeline's fiancé, the Crown Prince.

Well, if you and His Highness truly love each other, I wouldn't be averse to dissolving our engagement, you know?

However, even though she endeavors to dissolve the engagement for the sake of her beloved Prince, why does the Prince himself obstruct her at every turn!?

A story about a protagonist who takes unpredictable actions due to a misunderstanding, and the Crown Prince who desperately tries to thwart the intentions of his fiancé, whom he loves dearly.

※Please be advised if you are not fond of complicated yandere characters.