While adjusting to a new life in the suburban community of Aspen Ridge, a recently divorced mother of two receives mysterious letters instructing her and her teenage children to kill the people in their letters before they kill them. Paranoia and chaos ensues as the family attempts to rationally deal with an irrational situation.
Marriage counseling becomes a dangerous endeavor when pregnant Lisa is forced to do rigorous bonding activities in the wilderness with her emotionally distant husband.
Mariela arrives from Venezuela to the United States to care for the Collins' young daughter, Abbey. But behind this family's seemingly perfect facade hides a sinister secret.
