
It's man against machine when a hired killer uses computer technology to conceal his crime during a weekend retreat for mystery writers. A series of traps further complicate the investigation and one of them almost costs Sister Steve her life.
It looks like a royal mess when Sister Steve find herself trapped in a Royal scandal. The Sister trades places with a frisky British noblewoman in order to infiltrate a trade delegation. Father Dowling has his hands full riding shotgun, trying to keep an eye open for the Sister's Royal killer.
The local hospital is the scene of some 'extra' deaths when Father Dowling and Sister Steve uncover a string of mystery murders. Father Prestwick insists on helping out and almost becomes the next victim.