Who is the Joker and how did he become Batman's sworn enemy? The action of the solo film about the formation of the most famous villain of the universe DC is set in the fictional city of Gotham City in the mid-eighties. A group of robbers dressed in clown suits penetrates the card factory Ace Chemical. As a result of a police raid with the participation of the urban superhero Batman in a shootout killed all the participants of the robbery, except the leader in the costume of the Red Cap. Trying to avoid the blow of justice, the guy falls into a vat of chemicals. It is then that the gangster gets his memorable look - white skin, green hair and an insane smile.
Everyone might have forgotten about the red cap, but suddenly the police of Gotham discovered an abandoned warehouse with many smiling corpses. The distraught character in a clown costume comes out on the line and talks about his insidious plans. Thus is born the most elusive and cruel villain of all time - the Joker. What led him to such a fate, and how did he manage to extricate himself from any situations?