Son of the Dragon King was released in the year 1977。Son of the Dragon King is also called as Yongwang samtaeja。

Jung-yong, a young dragon that has come down from the heavens and assumed the form of a young man, agrees to help the monk Baek Sung in retrieving a magic gem that will help bring relief from a severe drought devestating the region. However, Ku Myeong also wants the gem for his own evil purposes and he turns the full might of his dark powers on the dragon and his friends