The journey of the fish Marlin who's searching for his son Nemo after getting lost in the ocean, and was found by divers and taken to a dentist's clinic. Despite the many problems that stand between Marlin and Nemo, Marlin continues his search with the help of the good fish Dory.
Dory, the blue tang fish who loses her memory every 10 seconds, only remembers that she got separated from her parents as a child. She goes on an adventure to find them with the help of Nemo and Marlin that lead her to the Marine Life Institute, a conservatory that houses diverse ocean species.