Joker In Gotham City, mentally troubled comedian Arthur Fleck is disregarded and mistreated by society. He then embarks on a downward spiral of revolution and bloody crime. This path brings him face to face with his alter ego the Joker..This path brings him face to face with his alter ego the Joker. This may seem far fetched for the real world, but keep in mind that the movie still takes place in a .How does this movie exist. | by Vallejo.go See all my reviews. Let me start off by saying if Joaquin Phoneix doesn t get .