An old couple has no children and while they are in despair, a frog son is born from the old woman’s knee. Moreover, the frog son tells the old couple that he wants to marry the king's daughter. So, with variety of approaches, he almost washes away the castle, breaks the king's waist, and cracks the ground itself. As a result, the frog son successfully marries the youngest princess. One day, when he took off his frog skin, the little princess sees that her husband is actually a handsome man. To keep her husband handsome, she burns the frog's skin. Later, the frog husband escapes from the disaster of burning the frog skin, and they lead a happy life.