Greenver, the head of the noble family of the Morigata Republic, who has great weight in the politics of the republic, dies unexpectedly. But suddenly it turns out that before his death he managed to hide all his wealth and the heirs of the family face ruin and loss of status. In a desperate attempt to find what was hidden, they apply to the Council of Magicians to perform a Summoning ritual, which they believe will help them find the family's money. However, instead of pointing to the place where the treasure is hidden, the Summoning spell pulls out the soul of a strange girl, Natalya Astakhova, from beyond the edge of the worlds. The magician performing the call is sure that there is no mistake and, if a living person appears for the first time in several hundred years, then he is the key to finding the inheritance. This means that she will have to solve the riddle of old man Greenver. In exchange for help in the search, they promise to bring her back... But it turned out that this was impossible. And fame runs ahead of the daughter of a senior criminal investigator, so she will have to find the killer of the ambassador of the powerful Arvian Empire, solve the case of a maniac killing young girls on the island of Torey, and along the way solve several more difficult problems, despite the mortal danger to herself...