He's a hunter turned vampire, she's a huntress of vampires - he's needs her cooperation to free his family; she's trained to kill his kind.
Rebel vampire huntress Rachael Bremerton wants revenge against Piaras, one of the most ruthless vampires in Dallas, for the murder of her parents. But when she's lured by another vampire, Adonis, into the darkness - the same darkness she's feared since she was a child - she's torn between her huntress sensibilities and some strange desire to be with the creature she's meant to despise and destroy.