Seven years have passed and Lorenzo hopes to close the accounts with the Pope by obtaining the signing of a peace treaty between the various Italian rulers. Riario hopes to induce Lorenzo to return to open war. While the Magnificent faces this new diplomatic crisis, his mother Lucrezia involves Clarice in the management of the bank. Worn out by the constant clash with Sixtus IV, Lorenzo decides to start his son Giovanni on an ecclesiastical career hoping to increase the influence of the Medici in the Roman Curia. The Treaty of Bagnolo, signed by all the Italian rulers, marks the triumph of the Medici family and Lorenzo, who has become the deciding vote of Italian politics.