In Africa, monkeys fell ill. This news was reported to Dr. Aybolit by the monkey Chichi, who escaped from the robber Barmaley. Aybolit and his assistants — Chichi and the dog Avva — are in a hurry to save the monkeys from the disease. But Barmaley and his robbers are trying to stop them.

From the American psychiatric hospital run by two maniac, confident that he was a spy, and a transsexual. Very soon they will want to return to their native madhouse — but it will be too late. Because the third psycho sent them on a secret mission to Russia. Yes, even in a balloon.

A satirical comedy about the excessive restrictions that children face during their vacation in a Young Pioneer camp.