Back to the Future includes a completely new storyline that seems to pick up where the first movie left off, following a relatively inexperienced Marty McFly on a quest to rescue mad scientist Doc Brown from a jail cell in the 1930’s—back when Hill Valley was in the midst of Prohibition-era boozing and mob activity. Using the time-traveling DeLorean and clues found by tapping on objects and people within Hill Valley, you move from one…