Back to the Future (franchise) of sporting events to make easy money. However, Doc talks him out of it and throws the almanac in the bin, where the 2015 Biff Tannen finds it. A sleeping Jennifer has been taken by police to her future home, needing Marty and Doc to retrieve her before returning to 1985. While Marty and Doc are at the 2015 McFly home, 2015 Biff steals the DeLorean time machine and gives the book to his 1955 self just before he goes to the dance at the end of the first film. When Doc and Marty return to 1985, they find that
Back to the Future Part II McFly family. She overhears that her future self's life with Marty is not what she expected, due to his involvement in an automobile accident. She witnesses Marty being goaded by his co-worker, Douglas J. Needles, into a shady business deal, resulting in Marty's firing. Attempting to escape the house, Jennifer encounters her 2015 self and they both faint. While Marty and Doc attend to her, Biff steals the time machine and uses it to travel back to 1955 and give the almanac to his younger self to get rich betting, then returns to 2015. Marty, Doc, and an unconscious Jennifer