A joke. That's what most cops think of me, an expert in Forensic Statement Analysis. I catch criminals by what they say--and, more important, what they don't. The science of language and double meanings fascinates me, and if that makes me a nerd at the police department, I can live with it. Even suffer the contempt of hot homicide cop Nate McCall. But an odd statement from one of Oklahoma City's finest has triggered my suspicion--his words ring of murder. And proving it could silence me forever....