In 1868, rumors of a sea monster attacking ships in the ocean have created apprehension and fear among sailors in San Francisco. Many voyages have been cancelled and the government was forced to send a warship to clean up the sea from “monster”. The unidentified creature sank the ship leaving only three crewmembers alive: a professional harpooner, the Professor of Maritime Museum in Paris and his assistant. It occurred to them that it was a submarine belonged to Captain Nemo, a scientist, inventor and radical fighter for peace, who has been taking down ships to stop the war in the vast ocean waters…