The Russian military drama series "Deadly Act" is a tragic tale about a circus performer whose personal life becomes closely intertwined with historical events. The story begins on the last peaceful day before the Great Patriotic War. The touring circus troupe, led by the famous hypnotist Andrei Belov, is preparing to perform in a provincial town in Latvia. Belov's wife, acrobat Elsa, notices a child in the audience who bears a striking resemblance to their late daughter.