Akihiko Scarlet is a girl that live with her stupid mother. She likes get in the fight but not too often. She also has a best friend name Mizuki Rei where she first meet her when she saw her get bullied by a few students then she help Rei since then they become best friend. Scarlet always overprotective toward her and for her it not bothersome at all because she knew Scarlet just worry about her. One day Scarlet mother decided to send her somewhere else but she didn't agree at first but her mother keep forcing her until she agree and she finally agree and say her best friend also has to come with her if not she will not follow what her mother say and the mother agree with her. She didn't know that she and her best friend will be send to Sakamaki household as the new sacrifice brides as the previous one gone missing and she will learn a new secret when live there.