Flingin' feces, True Believer-- the entire Marvel Universe has gone APE! Just when he thinks life can't get any worse or weirder, Marty Blank – a.k.a. that lovable loser, the Gibbon -- finds himself and the brilliant-and-beautiful Dr. Fiona Fitzhugh transported to a world where monkeys rule and humans don't exist! SEE the spectacular simian city of Monkhattan! MEET the hominoid heroes and villains – SPIDER-MONKEY! DOC OOK! IRON MANDRILL! SIMIAN TORCH! THE APE-VENGERS! And more! THRILL to the return of Speedball! LEARN the dark secret of the primate planet! WORRY that the fate of the entire universe is in the hands of the Gibbon! Not a hoax, not a dream, not an imaginary story - just the most not-to-be-missed story of the season! Plus, witness the birth of Gibbon from way back in AMAZING SPIDER-MAN #110-111!