As the rich Lord Greystoke, Tarzan becomes the target of grifters and criminals. They Kidnap his son and his wife, and strand Tarzan on a desert island. With the aid of Sheeta, a vicious panther, and the great ape Akut, Tarzan escapes his desert island. Tarzan and his new companions reach the mainland and begin hunting down the kidnappers. Tarzan intends to have such vengeance as only a human beast of the jungle could imagine. A vengeance that would chill the blood of a more civilized man.