Less than a hundred years from now, the world as we know it no longer exists. Cities have disappeared beneath the sea, technology no longer functions, and human civilization has reverted to a much more primitive state. On an isolated northern island, the people of Wing are trying to hold onto their way of life even as the sea continues to claim precious acres and threatens to claim their very lives. Only fifteen-year-old Mara has the vision and the will to lead her people in search of a new beginning in this harsh, unfamiliar world.