Completing the epic first chapter of mutantkind's Krakoan age! The New Mutants are back from space, and they've brought intergalactic trouble for the X-Men! Meanwhile, the seafaring Marauders reel from a devastating loss, X-Force discovers a growing problem that threatens to destroy everything they've built, and Betsy Braddock and Excalibur are caught in the middle when Britain goes to war with Krakoa! Two new teams X-Factor, tasked with investigating mutant deaths, and the Hellions, Mister Sinister's volatile crew of troublemakers! When Omega Red seeks amnesty on Krakoa, Wolverine investigates his bitter foe's motives! And young Cable embraces his destiny! But even with the help of Jean Grey, Emma Frost and Fantomex, can Storm save herself from the deadly Techno-Virus raging within her? And will Franklin Richards choose Krakoa over his family home with the Fantastic Four? Collecting NEW MUTANTS (2019) #8-12, MARAUDERS (2019) #9-12, X-MEN/FANTASTIC FOUR #1-4, CABLE (2020) #1-4, X-MEN (2019) #8-11, X-FORCE (2019) #9-12, EXCALIBUR (2019) #9-12, GIANT-SIZE NIGHTCRAWLER, HELLIONS #1-4, WOLVERINE (2020) #4-5, X-FACTOR (2020) #1-3, GIANT-SIZE MAGNETO, X-MEN #1-4, GIANT-SIZE FANTOMEX, GIANT-SIZE STORM and material from WOLVERINE (2020) #1.