A simple case of blackmail gets lethally complicated when "Nameless" exposes a nasty scam that involves junior accounts executive Jay Cohalan, his unhappy wife, and a mistress with a serious drug problem. It's the kind of case Nameless likes, because bleeders—the blackmailers, extortionists, small-time grifters, and other opportunists who prey on the weak and gullible—sit near the top of his most-worthless-human-beings list. But soon