Her fiancé, who is infatuated with the daughter who claims to be the reincarnation of a saint, tells her that he is breaking off the engagement. Duchess Sarah, exhausted by her relationship with her fiancé, accepts. Her furious parents sent her to a convent, but she was relieved to finally be able to live a quiet life. Just when she thought that peaceful days would return, her ex-fiancé appeared at the monastery and apologized to her. There is no way they will ever get back together, even if he says so now! 聖女の生まれ変わりを自称する令嬢に夢中になった婚約者は、婚約を破棄すると言い放つ。婚約者との関係に疲れ果てていた公爵令嬢サーラは、それを受け入れた。激怒した両親に修道院に送られたサーラだったが、ようやく静かに暮らせると安堵。平和な日々が戻ると思ったのも束の間、なぜか元婚約者が修道院に現れて、すまなかったと頭を下げる。いまさらそんなことを言われても、復縁なんて絶対にありえません！！