I Was Supposed to Become Queen, but I Had to Flee Once I Was Accused of Being a Fake Saint. Even So, the Crown Prince Adored Me, so I Hope for Their Happiness.

Alternative

Ouhi ni Naru Yotei Deshita ga, Nise Seijo no Omei o Kiserareta no de Toubou Shitara, Koutaishi ni Dekiai Saremashita. Sochira mo Douzo Oshiawase ni., 王妃になる予定でしたが、偽聖女の汚名を着せられたので逃亡したら、皇太子に溺愛されました。そちらもどうぞお幸せに。, From Fake Saint to Empress: I Was Meant to Become the Queen, but After Being Branded a Fake Saint I Ran Away and Ended Up Being Doted On by the Empire's Crown Prince. I Hope They Enjoy Their "Happy Ending" Without Me