During a trip to Sicily in 1920, Luigi Pirandello meets two gravediggers-turned-playwrights rehearsing a play with their amateur dramatics. Pirandello takes an interest in the odd couple, having been suffering from writer's block while working on his eventual masterpiece, Six Characters in Search of an Author.
Has been an year since Pietro Zinni's gang got caught in the Sopox production laboratory and each of them locked up in different jails. From Regina Coeli jail, Pietro keep warning the authorities a fool syntetized nerve gas and he is ready to make a killing, but no one takes him seriously.
