This is legend on hero Kraithong who possesses powerful strength and superb skills which led to his victory in killing the monster crocodile. Chalawan is the fierce monster crocodile that can turned to a human being at his golden cave. Captured by the beauty of Tapoakaew, the daughter of the millionaire in town, one day Chalawan kidnapped her to his cave. In order to save her daughter, the millionaire made and announcement for volunteers who were brave and strong to kill Chalawan could marry Tapoakaew and share his properties