Jason and his new wife, Grace, buy a huge old house on the edge of Denver. They find a child's body under the old back porch. Grace, as a cop, and Jason, as a mystery-puzzler, track the 21-year old murder. This is the final book in the series. Orde is actually sci fi/fantasy write Sheri S. Tepper. Her mnystery series are wonderful and fun! (The other series she wrote is as B. J. Oliphant with a different protagonist.)