Harley Quinn # 13 (DC Comics 2016)
Just how did a gentle, reformed Joker come to arrive at Harley's doorstep when everyone believed him dead and gone?
The answer's in this issue and it'll shock you.
Harley Quinn # 13 is written by Amanda Conner and Jimmy Palmiotti with art by John Timms and a cover drawn by Amanda Conner.
Harley Quinn # 13 is a 32 page comic book drawn in full color and rated T+.