After another suspicious death, William and Adso look for a way to get into the abbey's mysterious library. Meanwhile, inquisitor Bernardo Gui, who's traveling to the abbey, brings the wrath of god to all he deems sinners along the way.

Cast: John Turturro, Rupert Everett, Damian Hardung, Fabrizio Bentivoglio, Greta Scarano, Richard Sammel, Stefano Fresi, Roberto Herlitzka, Fausto Maria Sciarappa, Maurizio Lombardi, Nina Fotaras, Guglielmo Favilla, Piotr Adamczyk, Tchéky Karyo, Benjamin Stender