There is a tale told by sailors of all nations: a mysterious creature that roams the depths, attacking ships without warning or heed and the disappearing without a trace. Professor Pierre Aronnax and his assistant Conseil are brought aboard an expedition to seek out the creature and stop it.
But they quickly discover that it is more than a sea monster that has been reigning terror on the high seas: it is actually a ship, a ship with the most advance technology and captained by the enigmatic and reclusive Captain Nemo. But why would a man exile himself to a life in the depths? And what are his plans for the Professor?