DC's most unpredictable anti-hero continues her best-selling graphic novel series in HARLEY QUINN VOL. 4, as a part of DC Rebirth! You've seen her story begin to unfold and now we all need to know...who in the world is Bat-Fan, and why does she think Harley Quinn must die to save existence itself? Sounds melodramtic? You bet. But would Harley have it any other way? The writing team of Amanda Conner and Jimmy Palmiotti join artists Chad Hardin and John Timms in their New York Times best-selling run with HARLEY QUINN VOL. 4! Collects stories from issues #17-22.