Recently retired detective Gabe Tremont is struggling to figure out life as a man of leisure. His wife, already feeling the effects, suggests a to-do list and plans a night out at a mystery dinner playhouse. But when a staged murder turns into a real poisoning death, Gabe is right on the scene to take the case. And he soon discovers that the director, the cast, and a spy from a rival theater all have reasons to want the victim dead.