From the best-selling author of Missing Presumed comes Persons Unknown, and the welcome return of DI Manon Bradshaw. When a young man is stabbed to death just a few yards from the police station where she works, DI Bradshaw can’t resist taking an interest, even though these days she only handles cold cases. To her horror, she realises she has close personal links to both victim and prime suspect. And as the Cambridgeshire police force closes ranks against her, she is forced to contemplate the unthinkable. How well does she know her loved ones, and are they capable of murder? A great literary thriller with strong local connections – don’t miss it!