เนื้อเรื่องย่อ A group of teenagers journey to a remote jungle in search of a friend who’s been reported as lost after his trip to the jungle. They use a hot air balloon to search for him. While searching, they are caught in a brutal wind storm which blows their vessel into the middle of the jungle. The teenagers are forced to seek shelter in a dark cave where, unbeknownst to them, an unusual creature is silently resting. Soon, the group finds out the terrible thing deep inside the cave, a gigantic Boa, they must now fight for survival before they all die.