"I don't have to eat ever again," she said, her gaze locked on mine. "And if you shoot me, the bullet won't hurt me, Adam. My body has almost completed the process of becoming immortal."

So begins the often bizarre, almost unbelievable tale of Lori Daybell, as told by two of the people who know her best: her brother, Adam Cox, and her uncle, Rex Conner. What follows is the hauntingly tragic account of Vallow's descent from loving mother to murderous manipulator.