Investigators find out that for about a year, Tatyana Polyakova, who has been in a coma, is suddenly transferred from a rehabilitation center to a hospital with suspected pneumonia, where during the examination it turns out that she was raped and is now expecting a baby. Tatyana's parents are sure: the culprit of what happened is her young man Dima. But genetic examination removes suspicions from him and from some of the center's employees. Suddenly, by order of the neuropathologist Minkov, Tatyana is transferred back to rehabilitation, where the gynecologist is ready to have an abortion for her.

Young single mother Valentina has lost her youngest son Zhenya. Investigators find out that the mother forbade the boy to see his father. Soon, an unknown person attacks the cook and director of the pizzeria, where Valentina and Zhenya often visited. In the backroom of the establishment, photographs of a boy with a strange signature were found: "Shura".