Chicago is under attack. And Detective Billy Harney is running out of time to stop a killer who is always one step ahead in this unputdownable new detective thriller from the Sunday Times bestselling author. The city is under attack. The mayor and governor have been shot. Children are disappearing. A cop has a target on her back. Three crimes. No connection. No suspects. No time. Detective Billy Harney and his Special Operations team are racing to stop the violence before it tears the city apart. But how can they catch a killer when every investigation hits a dead end?