The brutal murders of three blind men and an attempt on the fourth leave Steve Carella no peace. Who could want to kill the disabled—and why? The details that come to light during the investigation often don’t add clarity at all, but instead throw him off the trail. Still, Carella stubbornly tries to make sense of the nightmares that plagued the first of the victims. Besides, the clue had been right under his nose the whole time. As it sometimes happens, help came by chance…