After discovering a revolutionary technology that allows him to shrink in size while increasing in strength, brilliant scientist Dr. Hank Pym becomes the miniature hero known as Ant-Man. But when his ambitious protégé, Darren Cross, threatens to replicate the dangerous technology for his own sinister purposes, Pym must suit up to stop him. As Yellowjacket rises, Ant-Man must master his powers and lead an army of ants in a battle that could decide the future of Pym’s legacy—and the world.