Not a Regressor

One day, a silver-haired goddess appeared before him.
"Heaven-Defying Star. The one who goes against fate. The sole savior of a world doomed to end—"
What the hell is this woman even talking about?
"You must be the Regressor."
"... What?"
No, I’m not.

Original Novel:
KakaoPage, Ridibooks, Naver Series, MrBlue, Onestory, Nate, Bufftoon, KyoboBook

Official Translations:
English