Harley Quinn and Poison Ivy, a.k.a. Harlivy, a.k.a. the DCU's most favoritest couple. They're inseparable, right? Right? Well, maybe not. While Ivy focuses on prepping for her new job with the Legion of Doom and Harley dives mallet-first into her role as a member of the Bat-Family, the DCU's most favoritest couple find themselves stretched thin. But are they at their breaking point?