Among normal humans live the "Others" possessing various supernatural powers. They are divided up into the forces of light and the forces of the dark, who signed a truce several centuries ago to end a devastating battle. Ever since, the forces of light govern the day while the night belongs to their dark opponents. In modern day Moscow the dark Others actually roam the night as vampires while a "Night Watch" of light forces, among them Anton, the movie's protagonist, try to control them and limit their outrage
A man who serves in the war between the forces of Light and Dark comes into possession of a device that can restore life to Moscow, which was nearly destroyed by an apocalyptic event.
The Snow Queen creates a world of eternal winter, frosting human souls and emotions. When she turns Kai, the son of a wizard, into an ice statue, his sister embarks on a journey to save him and bring life back to the world.
