Sam Wade is on a trip to reconnect with his estranged daughter studying in Boston when the interconnected U.S. infrastructure is crippled by an unknown attacker. As the internet, communication networks and the power grid go down, the world is soon thrown into turmoil and danger. Faced with no other choice than to battle their way home through a country on the verge of collapse, Sam and his daughter will have to face more than a troubled past -- the...