Joy Holbrook, is a corporate market researcher, gunning for a promotion within her firm. Just as her company's CEO is taking notice, Joy finds out her Aunt Ruby has broken her ankle and will be undergoing surgery. Despite the less than opportune timing, Joy makes her way back home to Crystal Falls, NC to be with her Aunt. Stars seem to be aligned as Joy sees her former crush, Ben Andrews, while at the hospital. At first, Joy is focused solely on helping her Aunt heal; even taking over her position as chair of the local Cookie Crawl competition. Eventually, she begins to let Ben in and remembers there's no place like home for the holidays. The pair work together on the Cookie Crawl to make the event a success.
Kevin McCallister's parents have split up. Now living with his mom, he decides to spend Christmas with his dad at the mansion of his father's rich girlfriend, Natalie. Meanwhile robber Marv Merchants, one of the villains from the first two movies, partners up with a new criminal named Vera to hit Natalie's mansion.
Miser Ebenezer Scrooge is awakened on Christmas Eve by spirits who reveal to him his own miserable existence, what opportunities he wasted in his youth, his current cruelties, and the dire fate that awaits him if he does not change his ways. Scrooge is faced with his own story of growing bitterness and meanness, and must decide what his own future will hold: death or redemption.