At long last, it's Harley Quinn and The Joker, face-to-face! Harley'sgot an endangered friend to save, but there's just one problem: she's got to getthrough Arkham Asylum first! Unsurprisingly, Harley's not eager to set foot inthe site of some of her darkest hours...and she definitely isn't ready to face acertain someone who's laughing at the end of a dark hallway. The life ofHarley's new love, Mason Macabre, is in the Joker's hands...but can he or Harleysurvive another round of The Joker's twisted mind games?