His name was Regan. They called him the killer cop. He was accused of taking a bribe, and then murdering the man who gave it to him. The jury said he wasn't guilty — but his friends and his colleagues weren't convinced. So Regan had to prove it all over again — starting with the broad who poured him into a cab that fateful night. She was a big, beautiful redhead from a high class bordello, and when he found her, she was dead as doornails