An ambitious professor of psychiatry, Viktor Meshchersky, conducts a dangerous psychological experiment in which, under false pretenses, he locks victims and their abusers in the basement, hiding his true goals. The subsequent investigation will reveal the real motives of the professor, and will tie together the confusing stories of all participants in the cruel experiment.
Ilya stutters a lot, and this interferes with everything - his personal life, communication with the child, work. In desperation, he enrolls in the course of the famous doctor Cherkasova, a guru in his field, whom patients consider a magician and wizard. There he meets new friends and a new love - a young girl Vera. But it turns out that Cherkasova herself likes Ilya, and she intends to win him over.