Ottavio Camaldoli is a professor of Latin and Greek. An honest and gentleman, he is considered a "fool" by everyone around him. But what would happen if this defenseless man, a victim of petty daily abuses in his social life, at work, and even at home, were to receive another man's heart transplant? Especially if this other man, the donor, were a brutal criminal with the sinister nickname of "O Barbiere" (The Barber)? Would Ottavio Camaldoli, after inheriting the heart, automatically become a cr...