At a military demonstration Red Imps: Misha, Duniasha and Tom Jackson bring a captured enemy, dangerous Makhno.

After demobilization from the Red Army, the former “red devils” decide to settle in Baku. They go to work in the chemical laboratory of one of the oil industry enterprises. Here, young heroes come to grips with the fraudster Usseinov - and soon, as hostages, find themselves on the uninhabited island of Illan Dilly...

Adventures of three Red Army soldiers. Misha, Duniasha and Tom Jackson, an afro-American boy, are fighting against enemies.

Princess Shirvanskaya is from Baku. She lives in Paris and wants to get back her father’s property who before the revolution owned big oil fields.

Engineer McLean, the prince's wife Shirvanskaya and his lover Rumanescu, who came to the Soviet Union, pretend to be circus actors and act to the detriment of the country. Arranged as a worker in the oil industry, Rumanescu steals blueprints of a military invention from the chemist Petrov. Tom Jackson discovers that the circus performer and the saboteur John are one and the same person. Saboteurs, who will be chased by "red devils" and militia workers. They will try to escape abroad, but they will die in an avalanche near the Turkish border.