In 1480, in a small town, a child disappears into thin air. Rabbi Servadio, with Moses and Giacobbe are accused of killing him in a blood ritual. Tortured and sentenced to death, they appeal and the trial reopens before the Senate of Venice. Venice has just emerged from a war against the Turks and the plague. Discontent spreads. The Franciscan Bernardino da Feltre foments hatred against the Jews. Doge Giovanni Mocenigo (for economic and public order reasons) issues a bull that proclaims tolerance for the Jews. Boris da Candia, a spy for the Republic of San Marco, is invested with a secret mission, that leads him to talk with the accused men
