It set during World War 2 where Red Skull is the leader of the Hydra which is part of the Nazis. It has the origin story during the first 10 minuets of the film. Then for the rest of the movie it like a Indiana Jones Adventure. He leads the Howling Commandos which has Bucky Barnes in it who then supposedly dies in it. The final 5 minuets are Cap getting frozen it ice, getting found by S.H.I.E.L.D and waking up to Nick Fury. It also has Peggy Carter and Howard Stark in it. This is part of the Marvel Cinematic Universe (MHM15). It has a spin show based off it called Howling Commandos Miniseries (2009).