X-men Dark Phoenix -

Back on Earth, Jean begins to unravel. Long-suppressed childhood trauma—the repressed memory of causing her mother’s death in a car accident—resurfaces, amplified by the Phoenix. Pushed away by a terrified Professor Charles Xavier (James McAvoy), whose own hubris and manipulation of Jean’s memories are exposed, Jean flees. She seeks answers from Erik Lehnsherr / Magneto (Michael Fassbender), but finds only rejection.

When a solar flare accident transforms Jean Grey into the all-powerful, reality-bending Phoenix, the X-Men must choose between saving her from the dark forces within—and protecting the world from the cosmic threat she unknowingly awakens. x-men dark phoenix

As Jean unleashes chaos—including the tragic, accidental death of Mystique (Jennifer Lawrence)—the X-Men fracture. Hank / Beast (Nicholas Hoult) seeks revenge. Magneto raises his own mutant army. And Xavier, confronted with his failures, must lead a final, desperate mission: not to defeat Jean, but to save her by helping her confront the truth and master the Phoenix before it consumes her—and the entire planet. Back on Earth, Jean begins to unravel