Harley must rescue Ivy from the clutches of Scarecrow, who’s trying to harvest her pheromones to make a super toxin that turns plants into sentient monsters.

After Gotham is declared no longer part of the United States, the newly formed Injustice League tries to seize control of the city away from Harley.

Harley and crew try to infiltrate Mr. Freeze's lair only to become human lab rats for his experiments to find a cure for his cryogenically frozen wife, Nora.

Alone on Christmas Eve, Harley reconnects with a now-sane Joker and heads to Wayne Tower, where their dinner is interrupted by an escaped Riddler and ParaDemons.

Harley, Ivy, and Nora travel to New Orleans in search of Swamp Thing, who just might be able to help them find Frank.

After Harley receives access to Bruce Wayne's mind, she gets stuck in an endless loop of his most formative memory.

Harley and Ivy struggle to find their footing in their new respective roles in the Bat Family and the Legion of Doom.

Lex Luthor keeps Ivy on a short leash at a conference on the moon, while the Bat Family rents out Wayne Manor after Talia slashes company finances.