what is the movie elemental based on

The movie "Elemental" is a 2023 American computer-animated romantic comedy-drama film produced by Walt Disney Pictures and Pixar Animation Studios and distributed by Walt Disney Studios Motion Pictures). It is directed by Peter Sohn and produced by Denise Ream, and was written by Sohn, John Hoberg, Kat Likkel, and Brenda Hsueh, with Pete Docter serving as executive producer). The story follows fire element Ember Lumen and water element Wade Ripple, who live in a world inhabited by anthropomorphic elements of nature). The film is based on the classic elements of fire, water, land, and air). While the film is a work of fiction, it is partly based on the story of director Peter Sohns own parents, who were Korean immigrants to the United States.