Military doctor General Klenski is arrested in Stalin's Russia in 1953 during an anti-Semitic political campaign accused of being a participant in so-called "doctors' plot".
"Iskra" is the codename for the plan of the operation of the Soviet troops to break the blockade of Leningrad. In January 1943, the blockade of Leningrad was broken. A corridor 8-11 km wide was formed between Lake Ladoga and the front line.