Since The Joker dumped him, Harvey Quinn has made it his goal to step outside of the shadow of his former Boss and Lover. Harvey decides to become the criminal overlord of Gotham City, but soon realizes he might need help, he forms an unlikely friendship with Poison Ivy, a biochemist who accidentally mixes in toxins into his body and gains controls of plant life. One night as Harvey and Ivy were robbing a Jewel, they encounter Catman who was stealing the same Jewel for The Riddler, who has blackmailed Catman as she is holding his nephew hostage. Catman forms a partnership with Ivy and Harvey to save Catman’s kidnapped nephew. In a events that transpired Harvey Quinn becomes an reluctant hero.
