Doom is haunting the large Abakanov family—of several brothers and sisters, three have already been killed. Killed brutally and unexpectedly. And it looks like it won't end there. Why such punishment for a respectable and apparently prosperous family? All of them are descendants of the ominously legendary General Abakanov, the “Stalinist satrap” who sent hundreds and hundreds of people to the Gulag. Is this really belated revenge on the general? The head of the homicide department, Nikita Kolosov, is convinced of this. And Katya Petrovskaya, an employee of the press center, is tormented by vague doubts. And the reason seems trivial - an ancient Byzantine coin discovered at the scene of one of the crimes. Katya always thinks that the truth will suddenly flash in her dim golden light...