In this first mission of COD Vanguard, Arthur Kingsley, Richard Webb, Polina Petrova, Wade Jackson, Lucas Riggs, and Milos Novak are on a secret mission to obtain Phoenix documents from a submarine base. They attack a train on the way to the base. Arthur and Novak find the Phoenix documents, but are all captured by Germans led by Hermann Freisinger (overseeing the project) who kills Novak and has the others taken away.