See how the fates of Batman and
Dylan Dog intertwined in the past through their lethal nemeses: The
Joker, the Clown Prince of Crime of Gotham City, and Professor
Xabaras, a mad genius with a taste for bringing the dead back to
life! Joker is in London to seal a hellish pact with Dylan Dog's
nemesis, the Mephistophelian Xabaras! The doorbell of Craven Road
No. 7 screams, and beyond the doorway Bruce Wayne appears. For the
Nightmare Investigator, an incredible adventure begins side by side
with the Dark Knight. They'll have to forge an uneasy alliance,
putting aside their differences in order to successfully confront
and defeat an evil that comes from the
past...
