The widow of a major businessman Paltsev instructs private detective Tatyana Ivanova to urgently find their family’s security guard, Arkady Nikanorov. At the governor’s ball, where Tatyana infiltrates with cunning, she learns that his wife had a hand in Paltsev’s death, and a security guard who wanted to “make good money” stole a videotape with compromising evidence that would be fatal for the governor and his adviser. The case turns out to be a double bottom, and Tatyana becomes a victim of the dirty machinations of her own client...