When Machiavelli receives an invitation from the cunning Prince Cesare Borgia, he senses a hidden motive. Rumors swirl that the young Duke Paolo di Colonna plots against the Borgias. At a lavish dinner hosted by Cesare, Machiavelli closely watches for any sign of foul play. But the true intentions of the devious Prince remain cleverly obscured until an unexpected guest takes ill, plunging the evening into chaos.