I Married A Vampire But I'm A Hunter

Main Plot Summary After being heavily pressured by her aunt to find a husband, Alice marries Richard Williams, the heir to a massive fortune. Unbeknownst to Alice's family, the Williams family are secretly Progenitor vampires who intend to use her as a human sacrifice. Using her skills as a hunter, Alice successfully fights back and kills the vampire family. However, a vampire named Elena manages to harvest the dead Richard’s heart, transplanting it into Leo, a low-level vampire. Leo uses his new charm to infiltrate Alice’s household, secretly terrorizing her family members, Parker and Isabella. Alice eventually sees through Leo's deception and crushes his parasitic heart to protect her loved ones.