On the eve of 1941, an airliner from the 21st century makes a hard landing at a military airfield. The surviving “hits” are isolated in a “sharashka” under the personal patronage of Beria, who would not have been “the best manager of the century” if he had simply dismissed their stories as provocation and anti-Soviet nonsense. Although the “guests from the future” tell terrible things - about Hitler’s imminent attack, and about the catastrophic start of the war, and about the impending death of the USSR. And since Soviet history has been rewritten more than once to suit the “political moment” and each “getter” interprets events in his own way, Stalin will have to make a very difficult choice. For example, who should be considered Georgy Zhukov - a great commander who won the war, or a “bloody butcher” who drove soldiers into minefields? Should Hitler be prevented from striking - or, conversely, should he bury himself in a defensive position? And how can we manage to change the course of history in the remaining months, correct mistakes, reorganize and rearm the Red Army in order to meet the enemy in full combat readiness? The sleepless night of June 22, 1941 lasts unbearably long. The moment of truth is coming...