Finding Nemo the dentist, Gill helps Nemo escape into a drain that leads to the ocean. Having mistaken Nemo for dead, Marlin thanks Dory and starts his return journey. Dory meets Nemo when he reaches the ocean, but she has lost her memory. Eventually, Dory's memory returns when she reads the word "Sydney" on a drainpipe. She reunites Nemo with Marlin, but she is caught in a fishing net with a school of grouper. Nemo enters the net and orders the grouper to swim downward to break the net and they all escape. Later, having returned home, Marlin and Dory proudly watch
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,