After the rebels have been brutally overpowered by the Empire on their newly established base, Luke Skywalker takes advanced Jedi training with Master Yoda, while his friends are pursued by Darth Vader as part of his plan to capture Luke.
A young man is accidentally sent thirty years into the past in a time-traveling DeLorean invented by his friend, Dr. Emmett Brown, and must make sure his high-school-age parents unite in order to save his own existence.
It's the first week of winter in 1982. An American Research Base is greeted by an alien force, that can assimilate anything it touches. It's up to the members to stay alive, and be sure of who is human, and who has become one of the Things.