What happens when the spoiled, frat-boy son of a promenant politician becomes both Pope and Ruler of Rome? Sex, drugs, and whatever the equivelent of rock-and-roll is on a lute. But not everyone was happy with John XII's leadership, or lack therefof. 

Sources: 

Sinful Facts About Pope John XII, The Party Pope (factinate.com)

Pope John XII: The Youngest and Worst Pope in History | by Josh West MA | History of Yesterday