The X-Males face their most formidable and highly effective foe when certainly one of their very own, Jean Gray, begins to spiral uncontrolled. Throughout a rescue mission in outer area, Jean is sort of killed when she's hit by a mysterious cosmic power. As soon as she returns residence, this power not solely makes her infinitely extra highly effective, however way more unstable. The X-Males should now band collectively to avoid wasting her soul and battle aliens that wish to use Gray's new skills to rule the galaxy.