Finding Nemo devises a plan to escape: jam the tank's filter with a pebble so the dentist will have to put the fish in plastic bags to clean the tank, then roll out the window and into the harbor. Nemo attempts to jam the filter but fails, nearly dying in the process. The mask falls into a trench in the deep sea, where, while battling an anglerfish, Dory reads the address as "42 Wallaby Way, Sydney". To her own disbelief, Dory remembers the address despite her short-term memory loss. Dory and Marlin receive directions to Sydney from a school of moonfish. On
Captain Nemo: The Fantastic History of a Dark Genius joins him, but Verne, fearing what might happen, refuses. Nemo volunteers to fight in the Crimean War. While there, he is taken captive by one of his supposed allies, an Ottoman commander named Robur. Robur is engaged in a power-struggle with a rival official, Barbicane. Nemo is forced to design a submarine for use in the Ottoman navy; after many difficulties, it is finally launched, and christened the "Nautilus". Nemo and his fellow slaves use it to kill Robur, but not before their families — including the Turkish wife Nemo had taken and their son — have been killed. Grief-stricken,