Marion Ravinel is trapped in an abusive spousal relationship. She forms a plan with her husband's former lover to kill him. However, the outcome turns out to be more than she planned on as she begins to believe that her husband has come back from the dead to get her.

Student nurses join some doctors to work in a medical station a few hours flying-time from the Mexican town of Catamaco. One of their planes goes down due to an engine malfunction and crashes in the rain forest. This is the story of the attempts to save the lives of the passengers (both nurses and doctors).