Having just escaped from the treacherous island that was once Manhattan, Brooke, Ben, Logan, Bree and Rose make their way up the Hudson river in their stolen boat, low on fuel, low on food, and desperately needing shelter from the cold. On their tails are the slaverunners, who will stop at nothing until they capture them and bring them back. As they make their way upriver in this post-apocalyptic, action-packed thriller, on their way to try to find the mythical city in Canada, they will need to use all their ingenuity and survival skills to stay alive. Along the way they.