Vault tells the true story of a gang of petty criminals, who on August 14, 1975, are trying to commit the greatest robbery in American history. The Deuce, Chucky, Dancer, Gerald Tillinghast, Ralph Byrnes, Jacob Tarzian, John Ouimette and Walter Ouimette embark on the adventure of their lives. If all goes according to plan, the eight will become richer by $ 30 million.