The movie revolves around Nick Morton, a U.S. Army sergeant who, along with his comrades, discovers an ancient tomb in Egypt. They unknowingly unleash the powerful mummy Ahmanet, who was imprisoned for thousands of years. Ahmanet begins to wreak havoc, and Nick teams up with intelligence agent Jenny Halsey (Annabelle Wallis) and medic Sgt. Chris Vail (Jake Johnson) to stop her.