Ordeal by Innocence (Queen of Mystery)

Synopsis

According to the courts, Jacko Argylebludgeoned his mother to death with apoker. The sentence was life imprisonment.But when Dr. Arthur Calgary arrives withthe proof that confirms Jacko’s innocence, itis too late—Jacko died behind bars followinga bout of pneumonia. Worse still, the doctor’srevelations reopen old wounds in thefamily, increasing the likelihood that the realmurderer will strike again.