Sentinels have taken over the future, and it is up to Kate "Kitty" Pryde to save it. She is sent back in time into her younger body to stop her present from becoming her past.
Angel has gone missing. Beast arrives at Xavier's School to ask the X-Men to help recover him. But with Wolverine still in Japan, and a new uncertain teammate, can they pull it off?
In the season finale, Magneto is put on trial by humanity for his crimes. Meanwhile a teenaged girl time travels from the future, and she is not alone.