As the new owner of Pettistone's Fine Books, Darla Pettistone is determined to prove herself a worthy successor to her late great-aunt Dee, and equally determined to outwit Hamlet, the smarter-than-thou cat she inherited along with the shop. Darla's first store event is a real coup, the hottest bestselling author of the moment is holding a signing there. But when the author meets an untimely end during the event, it's ruled an accident, until Hamlet...