Vera Minaeva is being hospitalized in a clinic with a threat of miscarriage. Tests show a drug in her blood indicating an attempted poisoning. Kaverin begins his own investigation, the circle of suspects narrows down to family members... Zharova, having learned from Dobrovolsky about Sorokin's criminal past and his medical mistakes, uses this information for blackmail. She forces him to write a good report and leave town. Kaverin learns from Zharova that she faked Marina's DNA test results. Bragin threatens Zharova and demands that she kill Odintsovo during the operation.

A former patient of Dobrovolsky's, Zhenya, one of the Siamese twins separated in childhood, is admitted to the perinatal center. She is eight months pregnant and is requesting an early caesarean section. The reason is that her twin sister is dying of cirrhosis of the liver, and Zhenya wants to become a donor for her. The situation puts doctors in a difficult dilemma... Odintsovo goes into labor. Zharova, acting on Bragin's orders, prepares her for a caesarean section. Bragin, using the bugs installed in the clinic, listens to the broadcast from the operating room in real time.

There are "complications" during the operation. Odintsovo is "dying," as Zharova informs Bragin. Kaverin goes to meet with Bragin at the warehouse. During a tense conversation, Kaverin reveals his plan...