On weekends, the apartment of Valery, Lena Brusnikina's brother, is robbed while he was at the country house. Operatives are interested in Valery's girlfriend, and he has to tell in detail where they met. It turns out that this happened in the park while walking with the dogs. Then a bold plan matures in the minds of Artyom and Lena, how to find Veronica.

Artyom's neighbor Zinaida Afanasyevna was going to sell her apartment and buy another one. The old woman forgot the name of the agency, only remembered that it was connected with some kind of conqueror… In the morning, a man's corpse was found in Pokrovsky-Streshnev, they managed to identify him and found out that he had recently sold his apartment through the Tamerlane real estate agency. It dawned on Artyom that the conqueror and Tamerlane were one person, and his beloved neighbor was in danger.