Elena is traveling with her husband Victor and his 21-year-old son Marcus, who has never made much effort to hide how little he likes his young stepmother. Then Victor's tiny private plane leaves them with an awkward seating arrangement: Elena has to spend the entire flight on Marcus's lap. Trapped together in the cramped, overheated cabin, every patch of turbulence pushes their bodies closer — and Elena becomes painfully aware that Marcus may not be as indifferent to her as he pretends.
