In the aftermath of a massive earthquake in California, a rescue-chopper pilot makes a dangerous journey across the state in order to rescue his estranged daughter.
In 1981, an enthusiastic young adventurer follows his dreams into the Bolivian Amazon jungle with two friends and a guide with a mysterious past. Their journey quickly turns into a terrifying ordeal as the darkest elements of human nature and the deadliest threats of the wilderness lead to an all-out fight for survival.
A prisoner in a state-of-the-art penitentiary begins to question the purpose of the emotion-controlling drugs he's testing for a pharmaceutical genius.
