In this 1st episode we find out the origin of Prince Namor, the Sub-Mariner. Having incurred amnesia because of an illness, Namor looks for his identity on land and finds the mysterious Mrs."B", who knows & holds the real truth of his past.
Prince Namor encounters dangers and traps in his quest for the fabled Trident of Neptune. Evil Krang tries his best to stumble the Sub-Mariner as Lady Dorma pines for her beloved Prince.
A ship's captain concocts a liquid to subdue the people of Atlantis while he steals the gold condinium under their streets.Namor must get the help of Dr. Debrik if he is to wake his people.