Young adult human couple Emma and Jack are on the verge of divorce due to schedule incompatibility and career interference. They decide to spend one last Christmas together at their cabin in the woods, hoping to find some closure and peace. However, when they arrive, they discover that they are not alone. A mysterious old man named Carl, who claims to be a friend of Emma's father, is staying at the cabin as well. Carl seems to know a lot about Emma and Jack's relationship, their passwords, and search history. He offers them a chance to relive their happiest moments together. Will they be able to fix their marriage and restore their faith in each other? Or will they say goodbye forever on Christmas Day? Beep. Boop.