William Diehl stunned readers with Primal Fear and Show of Evil, the national bestsellers featuring Chicago lawyer Martin Vail.

William Diehl stunned readers with Primal Fear and Show of Evil, the national bestsellers featuring Chicago lawyer Martin Vail.

William Diehl stunned readers with Primal Fear and Show of Evil, the national bestsellers featuring Chicago lawyer Martin Vail.

William Diehl stunned readers with Primal Fear and Show of Evil, the national bestsellers featuring Chicago lawyer Martin Vail.

William Diehl stunned readers with Primal Fear and Show of Evil, the national bestsellers featuring Chicago lawyer Martin Vail.

It begins with a shocking, unsolved murder.

William Diehl stunned readers with Primal Fear and Show of Evil, the national bestsellers featuring Chicago lawyer Martin Vail.

William Diehl stunned readers with Primal Fear and Show of Evil, the national bestsellers featuring Chicago lawyer Martin Vail.

It begins with a shocking, unsolved murder.

It begins with a shocking, unsolved murder.