250 years in the future, John, who has no last name, sets out on a journey into homelessness. The Book of Nothing chronicles his meetings with unusual people, and the spiritual wisdom he gains from them as he makes his way toward the City of Sorrow: the last, lonely bastion of the old city-culture of earth. There, he meets with events that bring him face to face with his destiny, through a terrifying encounter that has the power to set him free . . .