Once the Contract Ends, the Heiress Regrets

Kael is a low-ranked hunter who spent six years being belittled while working as a stand-in bodyguard for a wealthy heiress. Those years of quiet humiliation have left him bitter, yet he keeps a hidden strength that nobody around him has bothered to notice. As the bond between them frays, the heiress begins to see what she dismissed, and the story turns on whether the regret that follows can change anything between them.