Set in Seattle, USA, Sienna Sterling chairs Sterling Group and owns luxury airline Serenity Air. She secretly boards a flight as a trainee flight attendant to inspect operations, hiding her identity from most crew.
Her husband Evan, the COO she promoted, has a lover Scarlett, who boards first class with her brother Derek. Scarlett recognizes Sienna, mocking her as a poor struggling intern.
The entitled pair defy safety rules and harass staff. Sienna witnesses her husband’s betrayal, ready to take back control of her empire.