Dory is a wide-eyed, blue tang fish who suffers from memory loss every 10 seconds or so. The one thing she can remember is that she somehow became separated from her parents as a child. With help from her friends Nemo and Marlin, Dory embarks on an epic adventure to find them.

What is the backstory of Finding Dory?

Plot. Dory, the regal blue tang, gets separated from her parents, Jenny and Charlie, as a child. As she grows up, Dory attempts to search for them, but gradually forgets them due to her short-term memory loss. Later, she joins Marlin the clownfish, looking for Nemo.

What mental illness does Dory have?

One of the most entertaining characters in the first film was Dory — the overjoyed, passionate little blue fish who suffers from short-term memory loss.