30 years ago, when members of a religious cult known as Heaven's Veil take their own lives. The truth behind what really happened remains buried deep in the memory of the sole survivor, a five-year-old girl. Now as an adult she returns to the compound with a documentary crew. They soon discover something that is far more terrifying than anything they could have imagined.

Abandoned by her friends and family and with her career in jeopardy, starlet Markey Marlowe is sequestered in a duplex with a reclusive landlord who just may be more dangerous than she is.