Summary: With Pope Pius XIII in a coma, Cardinal Voiello makes an unpredictable move during the deadlocked papal conclave.

Summary: Voiello, Guiterrez, Assente, Aguirre and Sofia make a trip to the UK to appeal to the alluring but fragile Sir John Brannox.

Summary: As Sir John leaves for the Vatican, everything appears to be going to plan. But the secretary of state could never have predicted Cardinal Spalletta's next move.

Summary: John Paul III travels to Venice to visit Pius XIII. Meanwhile, a tragedy in Lourdes calls for the presence of the new Pope.

Summary: John Paul III meets Sharon Stone, who gives him new ideas. Meanwhile, the connection between the Pope and Sofia deepens.

Summary: Priest Leopold Essence tips off Sofia Dubois to her husband's dark secrets which leads her to a shocking discovery. Meanwhile, Pope John Paul III speaks with Cardinal Spalletta about a financial scandal that could crush the Vatican.

Summary: Lenny wakes up and seeks to help a wounded family, while a new threat to the Church draws closer.

Summary: Having uncovered John Paul III's secrets, Voiello begins his plan to regain power. Meanwhile, Lenny Belardo secretly returns to the Vatican.

Summary: Pius XIII and John Paul III are forced to confront one another, as terrorists take a priest and six students hostage in Ventotene.