In this stunning and powerful debut, a girl with no name embarks on a fraught three-way relationship with Matt, a Satanist and a tattoo artist, and his girlfriend Hannah, a new mom. The liaison is caged by strict rules and rigid emotional distance. Nonetheless, it's all too easy to surrender to an attraction so powerful she finds herself erased, abandoning even her own name in favor of a new one: Lilith.

As Lilith grows closer to Matt, she begins to recognize the dark undertow of obsession and jealousy that her presence has created between Matt and Hanna, and finds herself balancing on a...