A Soviet motor ship, chartered by an English travel agency, sets sail from London on a voyage around the world. A rival company is preparing a provocation on the ship. Mrs. Shelton, having learned that her husband is cheating on her, embarks on this cruise to survive the tragedy alone. But on the way, many adventures await her, as a result of which the resolute and resourceful Mrs. finds new happiness and new love. (Odesa Film Studio)