Forever Origins: Captain America

Germany, 1945

At the height of the war against the Allied Forces and Hydra, Captain America, a government experiment using the Super Soldier Serum, has seen his friend "Bucky" fall of a train while infiltrating Hydra's number 2, many people he calls friends... die. Now, He has finally made into Hydra's Base. He notices that Red Skull, Hydra's Leader, is talking to somebody. The guy, later revealed to be Crossbones, traveled back in time to make sure that Bucky was killed. This confused Cap because he saw Bucky die. He starts to get mad and walks in. Crossbones, holding a small device disappears. This Astonished Cap but was still going to defeat Red Skull. Red Skull orders some Hydra Soldier to hold Cap until he gets on the plane. Cap defeats the Agents and somehow makes it on the plane. He finds Red Skull holding, the cube object known as the Tesseract. Cap shoots Red Skull in the leg. He then grabs the Tessaract. When he gets the Tesseract in his hand, Red Skull attacks Cap but misses and his Head falls on the Tesseract, making him then disappear. Cap realizes that the plane is about to crash into Ice, so he tries to fly out of there but is too late. He crashes into the ice. The Tesseract sinks into the ice also.

America, 2015

About 70 years later, He is awoken from his cryogenic Slumber by SHIELD.