1992. Six-year-old Varechka witnesses the murder of an old man, a doll seller. Before her eyes, from a store window, her favorite antique doll, which Varechka visits every day, disappears from its pedestal. And soon Varya’s mother tragically dies. Our time. Varvara Tikhonovna Odintsova cannot believe that her mother Anna Turanina, whom everyone considered dead long ago, was alive all these years. And only today she was actually killed. Investigative Committee investigator Anatoly Strokov, who is investigating Anna’s murder, comes to the conclusion that the motive for this crime must be sought in the distant past. But what does the doll have to do with all this?