Following a tragic car accident, Charlie and his brother Josh go to Mexico to seek the help of their mysterious father. Unexpectedly, their search takes a catastrophic turn, resulting in the wrongful imprisonment of Charlie.
The prison is cut-off from the outside world and is as brutal as it is lonely. Yet, despite his gruesome surroundings, Charlie forms an unlikely bond with his cellmate, an intimidating brute haunted by a harrowing history. Meanwhile, the guards of the prison are overseen by Carlos, a deeply conflicted man desperate to lead a life of morals and principals, a need driven by the love for his passionate wife, Eldora. But try as he may, Carlos cannot escape his immoral destiny, nor the grim fate that awaits him.