The Committee for State Security, abbreviated as KGB was the main security agency of the Soviet Union from 1954 to 1991. It was the direct successor of preceding Soviet secret police agencies including the Cheka, OGPU, and NKVD. From Wikipedia
The Ukrainian director's latest film, adapted from a suppressed 1969 novella, is a stark warning about the dangers of unchecked power and marks his return to Cannes' Palme d’Or competition after nearly a decade.