Mariana is an 11 years old girl coming from Serpa who just moved to Lisbon with her father. The first days are spent in the city cleaning the house and knowing the new neighborhood, Entrecampos. After the first day of school, Mariana gets lost coming home and has to call her father for help. The next day, she becomes friends with a boy in her class, Nicholau, and his older brother, Simão. The two brothers invite Mariana for lunch and help her to get home.
Life for former United Nations investigator Gerry Lane and his family seems content. Suddenly, the world is plagued by a mysterious infection turning whole human populations into rampaging mindless zombies.
When the White House (Secret Service Code: "Olympus") is captured by a terrorist mastermind and the President is kidnapped, disgraced former Presidential guard Mike Banning finds himself trapped within the building.
Iconoclastic, take-no-prisoners cop John McClane, finds himself for the first time on foreign soil after traveling to Moscow to help his wayward son Jack - unaware that Jack is really a highly-trained CIA operative out to stop a nuclear weapons heist.