The head of a folk circus that had been losing money for years sold the circus members to profiteers at a low price. Gong Lanlan, Ali and other members were deceived by the new boss Da Jin Ya and boarded a ship to start a tour to Thailand. On the way to the tropical rainforest of Southeast Asia, they were suddenly attacked by a mysterious giant python. They rescued a mysterious man named Jeff. However, the continuous attacks by the giant python caused the ship to sink. Jeff proposed to take everyone through the rainforest to find his ship, but he didn't expect that the man's true identity was a "poacher". The circus and others who were kept in the dark embarked on a bloody journey in the tropical rainforest...