The area around the Devil's Sea is also known as the Bermuda Triangle of Asia. Due to electromagnetic interference, aviation accidents occur frequently in the area. Lin Hao (Gallen Lo) and his daughter Yi (Liao Yinyue) were passengers on Flight GZ261. While flying over the Devil's Sea, the plane malfunctions, causing an emergency landing on Crocodile Island. Hao and other driver passengers encounter a large crocodile and spider and engage in a battle for survival. When Yi is captured by a giant monster, Hao struggles to save his daughter.