Too-Perfect Saint: Tossed Aside by My Fiance and Sold to Another Kingdom (Manga) Vol. 6, The

RACE AGAINST TIME Mia is determined to bring down all who betrayed her sister, starting with exposing Second Prince Julius at a royal banquet. After the fallout, the country turns its attention to preparing for the demonic invasion. Mia does her best to contribute, but her powers as a Saint have nearly reached their limit. Meanwhile, her sister Philia races back to her homeland after a failed attempt at expanding the Great Purification Circle.
As the demonic threat rises, can Philia make it in time to save her younger sister?
Series Overview: Philia hails from a family renowned for producing generations of saints, and she is no exception. In fact, she is known as the most powerful saint of all time, so extraordinarily gifted that many people find her insufferable. When even her fiancé decides he can’t stand her, he suddenly calls off their engagement. He’s so eager to never see her again that he sells her off to a neighboring country in dire need of a saint of their own. Now, Philia readies herself to face the unknown, fully expecting more miserable treatment. After all, she’d be a fool to expect anyone to welcome her with open arms…right?