Darkness brews. A new threat emerges. A deadly bargain is struck. Leo Serrano, shape-shifting vampire and coven leader, knows something dark is approaching his city. To uncover the threat, he works alongside Brielle, a frustratingly stubborn witch who plays by her own rules. As his feelings for Brielle burn hotter, Leo discovers Brielle holds a fiery new power that threatens to consume them both. A pack of werewolves arrives, intent on taking down the coven. But as Leo digs deeper, he finds a darker presence is pulling the strings. And he becomes the target of Lilith, queen of the Underworld. War breaks out. Lives are at stake. And Leo will do anything to protect his coven. Even if it means paying the ultimate price.