Each player secretly takes on the role of one of the monks in the game and tries not to be suspicious, while at the same time deducing which monks are controlled by the other players and earning as many suspicion points as possible.Together with William of Baskerville and his assistant Adson, the players will follow hot leads and exciting evidence. Who will act the least suspicious? Who will see through the others best? Who will win this charming deduction game of suspicious monks, mysterious power and dark machinations?