Rosario spends the night with her grandmother's body while she waits for the ambulance to arrive, during a severe snowfall, Rosario is attacked by otherworldly entities that have taken control of her grandmother's body.

Rosario spends the night with her grandmother's body while she waits for the ambulance to arrive, during a severe snowfall, Rosario is attacked by otherworldly entities that have taken control of her grandmother's body.

Mike Milch, an employee of Belko Industries, while driving to work is stopped by street vendors selling "lucky" handmade dolls. Barry Norris, also of Belko Industries, arrives at the remote office building in rural Bogotá, Colombia, to find unfamiliar security guards turning away the local Colombian staff at the gate. New employee Dany Wilkins reports for her first day on the job and is told that a tracking device is implanted in the base of every Belko employee's skull in case they are kidnapped. This is explained as being common in Colombia due to the high incidences of kidnapping.

Three strangers lives are inevitably entangled in a conflict none of them are prepared for.