Remy Pendergast is a masterful hunter, but rumours that he's half-vampire are tarnishing his name among fellow Reapers. Desperate to clear his name and investigate newly mutated bloodsuckers, Remy sets out alone... until fate intervenes.

Enter Xiaodan Song, a kind-hearted heiress, and her arrogant lord fiancé, Zidan Malekh. While joining forces with the vampire couple may not help Remy's reputation, they hold the key to defeating the deadly creatures.

As they navigate the dangerous terrain and face new threats, Remy develops complicated feelings for the couple. With each passing day, he begins to question everything he thought he knew about vampires, including the story behind his own family legacy.

As the vampire mutation spreads throughout the kingdom, Remy must choose between loyalty to his beloved kingdom and his newfound connections with the creatures he was sworn to destroy. Will he risk it all to save those he's grown to care for?