A rivalry forms between two teachers who are polar opposites: a strict, old-fashioned by-the-book instructor and his cheerful young counterpart interested in social media.

Carla lives and works in Mexicali, Mexico. When her brother is killed, she's forced to run. In the desert of Imperial Valley, she's now trapped in a deadly game between the CIA, Government Informants, and the Cartel.

When two siblings return to their childhood home, they are confronted by a violent, supernatural presence that dwells deep within their worst traumas.