After a string of successes with Thor, X-Factor and Avengers, it's sensational Simonson storytelling for Marvel's First Family - starting when the FF's Congressional hearing is disrupted by dozens of vengeance-seeking villains! After the famous foursome - plus Ms. Marvel - deal with the Capitol chaos, a time anomaly sends them to find the future's fate! But while Kang and Nebula take up their time, will the universe fall to Galactus? Guest-starring Thor, Iron Man and Death's Head! Collects Fantastic Four #334-341.
— Description from Comic Vine community (comicvine.gamespot.com).
