At any moment, the tension inside you was liable to translate itself into some visible symptom. Let's get this straight: Just about all bookstores are cool. Some have coffee shops, and others have music sections, and still others have political agendas—but Clues Unlimited has mysteries: murder mysteries and heist mysteries, whodunits and whydidtheydoits. They have the latest national best-sellers and the first efforts by local writers. They share a real passion with their customers, and it's no mystery why we shop there.