Ofelia Archer has faced demons, evil witches, and freaky zombies, but nothing could prepare her for the horror of meeting her boyfriend's mother, Madeline Sully. She thinks she's ready and able, but she's really not.For his part, Zacharias "Zach" Sully isn't any more thrilled by his mother's visit than his girlfriend. He's simply better at dealing with Madeline's brand of madness.After one meal, a magical barrage of fire rains down on the group as they're walking down Bourbon Street. When the flames clear, a young woman is left for dead, and the only thing they know about her is that she was part of a multi-level marketing scheme called Hexential Oils.Before they realize what's happening, Sully and Ofelia find themselves knee-deep in an odd world that neither of them really understand ... and it leads straight to trouble, as usual. It seems New Orleans is teeming with suspects, and they have no idea which one to focus on.Ofelia and Sully have a bond that can't be broken. That won't stop outsiders from trying. When the hierarchy of Hexential Oils leads to long-forgotten magic and a creature of mythical proportions, they realize they're in over their heads.They'll die to protect one another ... and someone desperately wants to make that a reality. It will take both of them working together to make sure that doesn't happen.