Bronek meets with Janek. She tells him that Karol is working with the Russians. The boy is followed by Sorokin and Ryszkowski. Wanda loses her baby. Janek runs into his older brother, Staszek, in the street. They both remember the old days. Staszek, a supporter of the Bolsheviks, suggests to his brother that he transport the Sajkowski family to Russia. On the orders of the Commander, Władek follows the head of the Warsaw Gestapo, Lars Rainer. Ruda, whom he wanted to involve in the liquidation action, is getting ready to leave for Krakow. Sajkowski’s condition is deteriorating. The man does not recognize his son and tries to strangle him, thinking he is a Mongol. Krzysztof thanks Michał for his help. They discover that they have a common passion – boxing. Mongol beats Lena for talking at work. Romek wants to kill his sister’s employer, but Moryc warns him that that the Germans will shoot dozens of people in retaliation for the Mongol murder. Maria is sent to a cell for doctors in Pawiak. There she meets Dorota, whom she met before the war. Together, the two doctors bandage a girl who is interrogating Fuchs, and Karol and Sorokin find a radio station hidden in the warehouse. The AKs do not want to take it over and a shooting takes place in front of the building. Janek recognizes his brother among the attackers.