A Soviet cargo ship carrying medical opium gets attacked by pirates of an unknown nationality. The crew is left to die on a sinking ship but they manage to escape and now must fight the pirates for survival.
The gullible stewardess Katya Vasilchikova did not know that, having undertaken to carry on board her plane a briefcase-"diplomat" allegedly with collectible cognacs for the handsome newlyweds Andrei and Tanya flying on the same flight, she became an unwitting accomplice of air pirates...
