In 1923 two young guys with different personality traits go on probation to work with newly formed Soviet Union Criminal Investigation Department.

The end of the XIX century. Petya, an eight-year orphan who has been cast in training German acrobat Karl Becker, who curses and beatings would incorporate the new assistant to the circus profession and ruthlessly exploited child in their speeches. The only consolation, brightens the harsh life gutta-percha boy, as referred to Petya on the posters, is the concern of the carpet clown Edwards, who regretted the fatherless and secretly taught him this circus arts...

Feature film.