Roberto, a drummer in a rock band, keeps receiving weird phone calls and being followed by a mysterious man. One night he manages to catch up with his persecutor and tries to get him to talk but in the ensuing struggle he accidentally stabs him. He runs away, but he understands his troubles have just begun when the following day he receives an envelope with photos of him killing the man. Someone is killing all his friends and trying to frame him for the murders.
Without mentioning the reason, Venetian musician Enrico invites his ex-wife Valeria to visit him, and her heart is broken again during their last days together.
Years after the Second Punic War, Scipio Africanus finds himself generally unliked, despite his defeat of Hannibal Barca. He and his brother, Scipio Asiaticus, are accused by Marcus Porcius Cato of the theft of 500 talents intended for Rome.
