During World War II, Captain Daniel Ryder is recruited for a secret mission behind enemy lines. All he knows is that a plane went down carrying a secret Nazi weapon and OSS wants it, and that he doesn't trust the OSS operative who recruited him. Ryder and his team piggyback on an Allied mission to get to the objective. Planes crash, soldiers die, and that's the last time anything goes to plan.Lost behind enemy lines, Ryder and his men realize that they're facing something worse than they could have imagined – and a force of nature that the Nazis shouldn't have been messing with.