Written by WARREN ELLIS, MIKE CAREY & MARK MILLAR. Penciled by ADAM KUBERT & JAE LEE. Cover by ADAM KUBERT. This deluxe hardcover collects ULTIMATE FANTASTIC FOUR VOL. 3: N-ZONE and ULTIMATE FANTASTIC FOUR VOL. 4: INHUMAN, plus extras. In N-ZONE, It's the beginning of the FF's exploration of the mysterious N-Zone! Young Reed Richards wants to duplicate the accident that changed the four into the bizarre beings they've become and thereby reverse the process. But will his noble attempts at redress cause more harm than good? And in INHUMAN, a classic Fantastic Four villain makes the debut here in Ultimate form, turning the Baxter Building into a virtual trap set to capture and eliminate the fledgling adventurers. And what of the other denizens of the skyscraper, including Johnny and Sue's father Dr. Storm? And who has the power to outthink even the most brilliant man alive, Reed Richards? Wait and see! Plus: the first appearance of the Ultimate Inhumans! From a hidden race, she came to steal the heart of the FF's youngest member. She's the beautiful elemental called Crystal! Collects ULTIMATE FANTASTIC FOUR #13-20 & ANNUAL #1. 240 PGS./Rated A.