I reading this book called "The family" by Mario Puzo and its basically about miedievel Italy and the pope's family. HAvent finished yet so not sure.

Well the pope wants his daughter to marry this other son of another landlord or king however she does not know how to bed a man yet. So...... ed: .......the pope decides to train her by asking her brother, his son to teach her. Something to do with pure blood heir.....
Gah!!! oOo: