Joker is a Police officer, Judge and Executioner all at once. Set in a not so distant future, Detective Rikudo Rin is investigating a serial killer. After the latest murder of a female prostitute Detective Rikudo bumps into Joker a special agent gender changing Cyborg. After going on a date with Joker in their Female form, Joker turns up at Rin's apartment injured. The injury c...