The Night That Never Ended

"And so they leave it too late," the officer snorted. "They don't know they can't control themselves until they have actually committed murder." "Well, it's a fact we must face," I sighed. "And after that, they don't give a damn about killing." "No," I agreed. "Having killed once, they are liable to kill again--and again." "So, we must be prepared for a whole orgy of killing?" "Unless we catch him quickly."