In this futuristic anime adventure set in 4699, a brave young man embarks on a quest to locate the sole savior of his planet from the monstrous great white whale, Moby Dick. He must track down the notorious Captain Ahab and his elusive crew of whale hunters, and convince them to help end the leviathan's reign of terror. But persuading Ahab to take up the mantle of the challenge again will prove to be a formidable task. Will he rise to the occasion one more time?