Dominion Absolute: Crown of the Invincible

DramaBox synopsis

Teddy Champ heads to the city to marry Ginny Lynn at his mentor’s request. She initially looks down on the seemingly perverted bumpkin, but when he reveals godlike medical and combat skills—saving her grandfather and resolving major threats—her opinion of him changes. After a clash with Teddy’s junior, Ginny’s rare constitution comes to light, revealing her identity as a child abandoned by one of Kingy’s top families.