A yacht party goes horribly wrong when the ship is suddenly shipwrecked, causing it to overturn, and sending everyone into the water. When they awaken, they find themselves on a deserted island inhabited by a giant snake and many prehistoric creatures.

In a world plagued by demons who cause great human suffering, young demon hunter Tang Sanzang must fight against monstrous demons, as well as contend with a beautiful demon hunting woman on his path to enlightenment.