Nine people survive a plane crash into the Mexican jungle. But they don’t know that a murderer lurks in their midst… Nine days later, their bodies are recovered by the Mexican army. One of the passengers is missing...but who?

Alliances form, enemies are made and lines are drawn as the passengers search for food and water; but when another passenger dies, they realize they may all be targets.

A high-octane showdown between the killer and one of their supposed victims reveals the secrets of flight CBZ51.