The Strange Girl by Keith Dixon

Private Investigator Sam Dyke is hired to find a man who’s been released from prison and subsequently gone missing. But the ex-con is an ex-cop who might have been imprisoned for a crime that he didn’t commit.

Working for the man’s daughter, Sam soon discovers that this isn’t just a missing persons case – there are other people involved, including the owner of a high-profile casino and a senior police officer. And when the brutal representatives of an Asian gambling syndicate show up with their own brand of persuasiveness, Sam knows that he must put things right before he and everyone he loves become potential targets ...