The instant New York Times bestselling author of The Writing Retreat 'weaves psychology and mysticism into this strikingly original' (Ana Reyes, New York Times bestselling author) thriller about a social worker who, after coming face-to-face with her dark past, must infiltrate a mysterious wellness center in the deserts of New Mexico. When a catatonic woman shows up at her psychiatric unit, social worker Thea swears that she knows her from somewhere. She's shocked to discover the patient holds a link to a traumatic time in her own past. Upon regaining lucidity, the patient claims she can't remember the horrific recent events that caused her brain to shut down. Thea's at a loss--especially when the patient is ripped away from her as suddenly as she appeared. Determined to find her, Thea follows a trail of clues to a remote center in southwestern New Mexico, where a charismatic couple holds a controversial monthly retreat to uncover attendees' romantic and sexual issues. Forced to