Captain Nemo and the Underwater City offers Fraser a position at Templemer. This alienates Joab, who helps Fraser and the Baths steal Nautilus II, on condition they leave without bloodshed, and allow the crew to return with the submarine intact. They manage to take the submarine and are followed by Nemo in his submarine. Nemo explains there is fault with the Nautilus II's engines that means the sub could explode. The chase is brief. Unable to match the speed of the escaping submarine, Nemo has Nautilus I sheer away, to try 'going under the reef.' Confused by their pursuers apparently giving up, Fraser asks the Nautilus
Twenty Thousand Leagues Under the Sea and begins to sympathize with Ned Land. Near the end of the book, the "Nautilus" is attacked by a warship of some nation that had made Nemo suffer. Filled with hatred and revenge, Nemo ignores Aronnax's pleas for mercy. Nemo—nicknamed "angel of hatred" by Aronnax—destroys the ship, ramming it just below the waterline, and consequently sinking it into the bottom of the sea, much to Aronnax's horror, as he watches the ship plunge into the abyss. Nemo bows before the pictures of his wife and children and is plunged into deep depression after this encounter. For several days after this,