(From the publisher):
Murder was part of the evil ritual of a lunatic group which operated under a cloak of drabness and respectability. Through the rich, upholstered gloom, only Gideon Fell recognized the clues - the traditional symbols of a cult which celebrated The Black Mass in the worship of Satan.
And Dr. Fell knew that the wave of hideous brutalities would continue until he unmasked the creature, skilled in lechery and murder, who led the unholy council in its delirium of hate...
Original title: Below Suspicion
Genre: Fiction→ Crime and Mystery→ Detective Story and Detectives→ General