The City of the Dead was near the border. Nobody knew how the community of cliff dwellings that had been unoccupied for as long as anyone could remember, came by that name. Not even Don and Peggy Dawson, who lived in a sprawling adobe ranch house not far away. Their father had lived in that house, and so had their grandfather, but Don and his sister were the only ones left in the family. They lived in the house alone, and in the last few days had felt an atmosphere of mystery...