The Queen of Diamonds is a charming and noble thief, Baroness von Stahl (aka Agatha Kern), who robs only the richest and most unfaithful men, as if restoring women's justice. Alexey Pushkin is a colleague of Rodion Vanzarov, a detective who managed to discern in Agatha not just a criminal, but... an assistant. And... a woman. Anton Chizh’s new historical detective story continues Vanzarov’s universe, but the emphasis is on other, younger and more romantic heroes. Intrigue is born at the intersection of several storylines, affecting both the gypsy curse and even the fate of Anton Pavlovich Chekhov...