Sasha, a young computer programmer from Leningrad, is driving north to meet some friends for a nature vacation. He picks up a couple of hitchhikers, who persuade him to take a job at the National Institute for the Technology of Witchcraft and Thaumaturgy. The adventures Sasha has in the largely dysfunctional institute involve all sorts of magical beings—a wish-granting fish, a tree mermaid, a c...