"Can't Fight City Hall... ...or Can You?"
*Harley's got an endangered friend to save, but there's just one problem: she's got to get through Arkham Asylum first! Unsurprisingly, Harley's not eager to set foot in the site of some of her darkest hours… and she definitely isn't ready to face a certain someone who's laughing at the end of a dark hallway... *Source:dccomics.com