The center of events is art historian Alexandra Korzukhina, who takes on the investigation of a murder. The main suspect in this case is her close friend. It was Alina who discovered the body of her friend. At the crime scene, investigators found paintings by Avdey, a painter of the perestroika era, behind which famous galleries and collectors from different countries were hunting. Trying to uncover the secret of the discovery, Korzukhina learns unexpected details about Alina's past...