The book offered to readers tells how Aleksey Pisov, who fled from captivity, found his way to the German underground and, together with other Soviet citizens, began to actively participate in the distribution of illegal leaflets among foreign workers. Looking for participants in the Berlin underground, the authors trace the path of the heroes step by step, reveal to readers new names and fates, tell about the courage and resilience of those who fought shoulder to shoulder with German anti-fascists against the Nazi dictatorship in the capital of the Reich. The search for those who participated in the Berlin underground is not over.