Astra Eltsova, who is engaged in private investigations, was approached by Marina Evlanova, who was concerned about the behavior of her son Dmitry. He suddenly divorced his wife Zlata, quit his job at the bank, moved to a rented apartment and decided to write a novel. Zlata wanted with all her might to return her husband and told tales about him: supposedly he was carried away by a strange person in black, forcing him to participate in some sinister rituals in the cemetery... Arriving at Zlata, Astra found her dead: the woman had been strangled. On her chest lay a photo of her and Dmitry throwing a coin into a Roman fountain in the shape of a bowl. Astra guessed that it was all about the golden cup with the image of the many-armed goddess from the Scythian burial mound, which had been kept in the Evlanov family for many years...