Once in his life, retired intelligence officer and respectable family man Nikolai Nikitin decided to go "left" ... What was his shock when in the girl he was offered in a brothel, he recognized ... his own granddaughter Varya, whom the pimps do not want to let go of their clutches. What to do? Run! Hiding from persecution, the heroes go straight from the brothel to Paris. If only I knew ... If only it were all!