All the years spent behind the school bench, they were devoted to the dream of flying. And now they are again students, but they are solving completely different problems. Three young daredevils conquer the sky, forgetting about earthly problems and disputes. But the everyday life of test pilots of supersonic fighters is unpredictable and dangerous. A routine training flight overnight can be a harsh test of courage for them. Today, future aces will face a difficult exam, for which life itself will put a mark.

On the way to Partisans camp Sgt. Tsybulya suddenly lands in the middle of German troops. Now he must find a way to return to the Red Army.

Lyudmila doesn't have any luck in finding the perfect job. She tried to be an air hostess, newscaster, model, ice skater, but fate had something else in store for her - a petrol station, where her incredible positivity and fiery personality charm everyone around her.