Sam heads to board his flight while a lot happens in a busy Dubai airport. The captain announces the details of the flight.

A young woman and a mother with unruly kids argue.

The crew makes small talk about their lives.

The captain and the Dubai controller say their goodbyes as the captain wishes him a happy birthday.

Sam's neighbor annoys him with his loud phone.

In London, Sam's ex-wife is in bed with her new boyfriend. The plane takes off.

The captain asks for coffee, while Sam says he isn't interested in talking with his neighbor.

A girl goes to the bathroom and finds a bullet. She shows it to her friends, and an older man walks towards them. They talk in hushed tones, and the older man offers to go to the crew with these new findings.

The girl gives Marcus the bullet, and instead of talking to the crew, he talks to someone else in another class. They decide to accelerate a timeline.

The plane reaches a cruising altitude.

Sam notices some weird activity in the cabin.

The girls talk to an attendant, but the hijackers reveal themselves before he learns what they are talking about.

They pull guns on the passengers.

In London, breakfast doesn't go well with Kai, his mother, and her boyfriend.

The hijackers demand the captain opens the cockpit door. He refuses.

Two passengers are thinking of taking the leader of the hijackers. Sam warns against it.

The hijackers use a flight attendant to force the captain to open the door, or they'll kill the flight attendant he's in love with.

The captain walks back the security incident he'd called in earlier to Dubai and convinces them everything is fine. They leave Saudi airspace.

Sam gets a message out before the kidnappers turn off the wifi.

A young airport worker rushes home after receiving a phone call.

Sam's message gets to his ex-wife.

The hijackersask everyone to remain calm, or they'll start killing people.

Sam approaches the kidnappers and offers them a deal. He will help them if that means getting home to his family.