Evelyn, a home health aid from the Philippines, moves in to care for Dena, an elderly woman declining into dementia. After being expelled from school, Evelyn's nephew Amos is forced to come to stay with them at Dena’s isolated Texas estate. Evelyn develops a dubious relationship with Dena's adult son Clem, and when he starts showing signs of PTSD, the two broken families find themselves dangerously isolated under one roof. Dena's violent hallucinations hint at a dark family secret. Driven to protect Amos, Evelyn pieces together a haunting truth that, when revealed, sends Clem spiraling out of control. Past and present collide as both families lose their grip on reality.