Cassandra Bowden, a flight attendant, finds herself waking up in a Dubai hotel room with a severe hangover and a corpse beside her. Terrified of involving the authorities, she decides to carry on with her day as though everything is normal. Once in New York, she is approached by FBI agents who interrogate her about her stopover in Dubai. With her memory of the night still hazy, she starts to question whether she might be responsible for the murder.