In 1944, in Poland, the boy Erik Lehnsherr(Michael Fassbender) unleashes his magnetic power when his mother is sent to a concentration camp. The evil Dr. Sebastian Shaw(Kevin Bacon) brings Erik to his office and kills his mother, increasing his abilities through anger. In New York, the wealthy Charles Xavier(James McAvoy) meets the mutant Raven(Jennifer Lawrence) and invites her to live in his manor. In 1962, the CIA agent Moira MacTaggert(Rose Byrne) discovers the existence of mutants working with Shaw and the invites Professor Xavier to recruit mutants to work for the USA government. Xavier teams up with Raven, Erik and a group of young mutants. Sooner they learn that the evil Shaw has the intention of beginning a nuclear war to destroy the world and increase his power.