From Alpha Manga:
In the middle of a ball, Scarlet's fiancé, Kyle, suddenly calls off their engagement. She's falsely accused of being a bully and people unfairly call her a "Villainess". The aristocrats and noble families all denounce her. For years, she had to put up with his abuse and idiocy, but she couldn't take any more of it. At her wit's end, she asks for one last…