
When most people look at Harry Deil they see one of the most powerful men in underworld crime. Father Dowling sees something else, something even more sinister: The devil. Now Father Dowling must beat him at his own game in order to save Sister Steve.
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.