who is harley quinn's enemy
Joker as a Love Interest. Harley Quinn is the Joker's most famous accomplice and lover. They met when she was a psychiatrist studying mentally ill criminals. When she decided to analyse the Joker, the young psychiatrist sealed her fate.
She later appeared in DC Comics' Batman comic books, with the character's first comic book appearance in The Batman Adventures #12 (September 1993). Harley Quinn is the Joker's frequent accomplice and lover, whom she met while working as a psychologist at Gotham City's Arkham Asylum, where the Joker was a patient.