First, Joelle Chauncey, 15, rides away from Cincinnati's End Point Farm astride a horse that vanishes along with her; then, next morning, End Point owner Donna Delaney wakes up in her living room to find that somebody surgically removed her finger as she slept. It's up to Detective Sonora Blair (Eyeshot, 1996, etc.) to come up with the answers--and the reasons behind them--in her fourth case.