The Snegirev family is preparing to celebrate the New Year together for the last time, after which Anfisa and Igor will tell their son Roma about the divorce. On the way to a sad holiday, the Snegirev machine falls into a parallel world, and the heroes accidentally release the evil wizard Kolotun from prison, and Roma steals the power of a magical artifact — the Chronotron. Now, in order to save Roma, the New Year and the future of both worlds, the Snegirevs will have to fight a Sorcerer.