During the first month of World War II, the German Air Force lost 1284 aircraft. This is a third of the German air force that the Germans possessed before attacking our country. The memories of the pilots of the warring parties reveal the true tragedy of the first days of the Great Patriotic War. For three years, the author Mikhail Kudinov collected material from the archives in order to understand what was happening in the hot sky in the summer of 1941. The book is complemented by unique documents and photographs. The publication is designed for a wide range of readers.