L. A. Requiem – Robert Crais

They killed the only one who ever cared and now they're going to pay. A reckoning has come to the City of Angels… Karen Garcia is missing and her father doesn't trust the cops – he wants someone he knows on the case. So he enlists the help of Elvis Cole and Joe Pike. It seems that Karen is the latest victim of a distinctive serial killer and the police are determined to pin her death, and four others, on the witness who found her body. Cole doesn't believe the man has the guts to murder, and with his partner and the police at each other's throats, it's down to him to find the connection that will reveal the killer. But nailing the murderer means choosing between the two people he cares most about…