Geronta Sebezio is, according to him, the descendant of an ancient noble family that has now fallen into disgrace. The man has the reputation of being a miracle worker because he seems to have raised his friend Isidoro from the dead, to whom he was very attached. Strong of these self-styled powers, he offers to guarantee, via contract, the resurrection to anyone who requests it, with the condition, however, that a "chain of love" is established between the 'reborn' and the people connected to him, which provides for an uncompromising love between the two parties.