The Assassination Bureau has existed for decades (perhaps centuries) until Diana Rigg begins to investigate it. The high moral standing of the Bureau (only killing those who deserve it) is called into question by her. She puts out a contract for the Bureau to assassinate its leader on the eve of World War I.

Circus owner Matt Masters is beset by disasters as he attempts a European tour of his circus. At the same time, he is caught in an emotional bind between his adopted daughter and her mother.

Russian exiles in Paris plot to collect ten million pounds from the Bank of England by grooming a destitute, suicidal girl to pose as heir to the Russian throne. While Bounin is coaching her he comes to believe she is really Anastasia. In the end the Empress must decide her claim.