From a Queen who lost everything to the most honorable of Knights.

Queen Seirena Hunter lies dying from a sword wound, falsely accused of a crime she did not commit. But for reasons unknown, she regresses ten years into the past—right to the moment after her parents died.

"Have I really... returned? Am I nineteen again?"

Granted a second chance at life, she vows never to be used by anyone again. To protect her family and her younger sibling, she resolves to reach the pinnacle of knighthood and become a 'Chevalier.'

"I admit it. I lived like a fool before. But this time will be different. Because I’m going to become the strongest knight in the Empire—a 'Chevalier'."

As she devotes herself to her swordsmanship training, the Knight Commander, Ash Graywind, appears before her one day...