Iconoclastic, take-no-prisoners cop John McClane (Bruce Willis), finds himself for the first time on foreign soil after traveling to Moscow to help his wayward son Jack (Jai Courtney) – unaware that Jack is really a highly-trained CIA operative out to stop a nuclear weapons heist. With the Russian underworld in pursuit, and battling a countdown to war, the two McClanes discover that their opposing methods make them unstoppable heroes.
