Can Campbell and Carter unlock the mystery of the Key House murder? A body is discovered inside of the smoldering ruins of Key House. The crumbling Cotswold manor has long been empty, but rumor has it that the owner, Gervase Crown, was seen lurking around just before the fire. Inspector Jess Campbell and Superintendent Ian Carter pin Gervase as a prime suspect, but was he the murderer, or the target? It seems that his sudden reappearance has stirred up animosity long thought forgotten.