 This film tells the legendary tale of hero Krai Thong, who used his extreme force, strength of will and superhuman skills when entering a battle to confront the largest crocodile in the world. This fierce monster, Chalawan, has the power of turning into a human being when he enters his golden cave. Chalawan, in human guise, went into town one day and was utterly captivated by the daughter of a millionaire, Tapaokaew, and kidnapped her, returning with her to his cave. Her father, distressed by his daughter s disappearance, made an announcement that anyone strong enough to kill the legendary Chalawan would get as a prize his daughter, and a lot of money. Krai Thong knew this was a job for him.