In a transatlantic flight, Transportation Security Administration agent Bill Marks is struggling with his personal demons while trying to carry out a routine flight. However, calm turns to chaos when he receives a mysterious text message threatening him, stating that one of the passengers will die every 20 minutes unless large sums of money are transferred to a bank account. Bill, played by the incomparable Liam Neeson, must use all his resources and skills to uncover who is behind the threat before time runs out.
As the situation intensifies, paranoia begins to take hold of both the passengers and the crew. In an environment where no one can be trusted, Bill faces the disbelief of his colleagues and the desperation of the other passengers, convincing them that they are in real danger. However, as the plot unfolds, he starts to question his own sanity and motivations.
With unexpected twists and increasing tension, the story explores the complexity of trust and sacrifice in extreme situations. As the clock ticks down, Bill must not only stop the criminal but also confront the monsters of his past, all while flying at 30,000 feet. Will he manage to save the innocents and regain his honor, or will he become the latest victim in this dangerous plot?