Meet Jo Beckett - a forensic psychiatrist who profiles victims' lives tohelp solve their deaths. On a San Francisco street, Jo confronts a sceneof pure carnage: four dead, five injured after a high speed pursuit. Inthe mangled remains of a BMW lies prosecutor Callie Harding, dead with theword dirty written in lipstick on her thigh. Why did Harding run from thepolice? Why did she crash through a bridge railing? Was it an accident?Suicide? Or murder? Jo is a last resort in difficult cases. But now she'son the front line, because Callie Harding isn't the first high flyer to godown and take others with her. And if Jo can't figure out why theprosecutor died, Harding won't be the last. Jo's about to discover howdirty some secrets can be.