The Changing Earth Series By Sara F. Hathaway – Silver Dagger Book Tours. Genre: Postapocalyptic Family Drama Thriller. The series includes Day After Disaster – Book 1, The Lost Vegas Years – Book 1.5, Without Land – Book 2, The Walls of Freedom – Book 3, Battle For the South – Book 4, Dark Days in Denver – Book 5, The Endless Night – Book 6, Hope On the Horizon – Book 7, and The Bitter End – Book 8. Read about the books and enter giveaway.