Namor, the destructive king of Atlantis, arrives on Earth to declare war on New York after a plane crash in the ocean. Director of S.H.I.E.L.D., Nick Fury, and his partner, Maria Hill, assemble a team of heroes to defeat Namor and protect New York. The team consists of billionaire Iron Man/Tony Stark, stealth-full spy Black Widow/Natasha Romanoff, behemoth Hulk/Bruce Banner, shrinking heroes Ant-Man/Hank Pym and The Wasp/Janet Van Dyne, and the mysteriously resurrected Captain America/Steve Rogers.