This movie, “Midnight Cop” (1988), also known as "Killing Blue," feels like a Berlin version of "Dirty Harry"—though it’s not quite that good—and suffers from some really jarring editing. It's a detective story set in a bleak Berlin, featuring an older, world-weary detective (Armin Mueller-Stahl) working on a murder case alongside a younger partner (Julia Kent) who still believes in doing things the right way. Michae…