Two of Marvel's hottest creators join forces for the latest adventures of Marvel's First Family of Superheroes! Who is Mrs. Fantastic? And how will her return into Reed's life rock the Fantastic Four? Readers also get to meet the Invisible Woman's brand new super-team! Other adventures featured ask the questions: Who are the New Defenders and why does their appearance on Earth foretell the eventual extinction of mankind? And who has liberated Doctor Doom from his incarceration awaiting trial - and why? Collects Fantastic Four #554-561.