Helmut Lipfert, Luftwaffe fighter pilot, talks about his service on the Eastern Front in the 52nd Fighter Squadron. The German ace highly appreciates the skill of Soviet pilots and the technical merits of our aircraft, especially the Il-2. In detail, with knowledge of the matter, he describes air battles, compares the capabilities of Messerschmitts and Soviet aircraft, evaluates their weapons and vulnerabilities. The author recreates the everyday life of pilots at the front, talks about the work of technical personnel in maintaining aircraft, describes the difficulties of mastering new machines, training flights and all the air battles in which he had the opportunity to participate.