Harley Quinn gets control of the chemical formula everyone wants, which means that nothing goes as planned--not even for her best pal Poison Ivy! Meanwhile, Detective Renee Montoya is hot on everyone's trail.

Unable to resist a golden opportunity to fund her beloved lion preserve, Catwoman heists a vial of a mysterious formula for a shady company-only to discover she's actually working for Harley and Ivy! Detective Renee Montoya, investigating the theft of the formula, follows the deadly trail of Poison Ivy and Harley Quinn, while Ivy tries to convince Catwoman and Batgirl that they should cooperate with her. Then, Harley Quinn gets control of the chemical formula everyone wants, which means that nothing goes as planned-not even for her best pal, Poison Ivy! Collects Gotham Girls #1-5.

Detective Renee Montoya, investigating the theft of a mysterious chemical compound, follows the deadly trail of Poison Ivy and Harley Quinn, while Ivy tries to convince Catwoman and Batgirl that they should cooperate with her.

The action-packed limited series concludes! As the clock runs out on gaining possession of the dangerous chemical, Batgirl finds herself torn between Harley's loneliness, Poison Ivy's protectiveness, and Catwoman's love of danger!

Poison Ivy and Harley Quinn think they've succeeded in stealing Ivy's plant formula back from the chemical company that stole it first. But it's good girls vs. bad girls as Detective Renee Montoya finally catches up with everyone!

The Batgirls’ investigation leads them to believe new street artist Tutor is responsible for putting innocent Gothamites under trance, using his murals and then stealing their stuff. Luckily for them, Tutor is hosting an underground art show at the old shipyard tonight, so Babs and the Batgirls go undercover as attendees, so the Batgirls can prove to Babs once and for all that Tutor’s the one behind all the strange crimes! And to make matters worse, Babs bumps into Tutor’s ex at the event! Oof!

Unable to resist a golden opportunity to fund her beloved lion preserve, Catwoman heists a vial of a mysterious formula for a shady company--only to discover she's actually working for Poison Ivy and mallet-wielding sidekick Harley Quinn!