The Blood Moon Ritual, which will determine the power structure of the vampire clans, is about to begin. Marcus, the pure-blooded ruler of the Vance Family, intends to secure permanent dominion over his clan through an ancient blood pact. The half-blood heroine Selene was framed by her elder brother Marcus and exiled for five years. Now she has returned to New York disguised as a top demon hunter advisor, biding her time to clear her name and reclaim what rightfully belongs to her.