A two-Headed Serpent Mutant

Lin Yu and three girls were in a plane crash and ended up stranded on a deserted island. No sooner had they set foot on land than they were attacked by a fierce mutated two-headed serpent. Just when things looked dire, a stunning and agile native island girl named Song Ya appeared. Using her knowledge of the island's terrain, she lured the two-headed serpent away and led the four of them to safety in a hidden cave