A mysterious black leather case tightly closed with stitches of silver wire was what drew Mrs. Matild aHunter's eye when her new boarder arrived. And a short time afterward, when he suddenly disappeared, she experienced a kind of triumphant satisfaction to her unappeased feminine curiosity by carrying the case to her nephew's room. From that room she never came again alive. and "Thus begins another of Mr. Keeler's web-work mystery novels that serpentines its way through a world of terrors