We see how Holy Roman Emperor Henry IV ended up, as well as his long-term nemesis Matilda of Tuscany, countess of Canossa. Meanwhile we change couple of popes and get a new Emperor, yet another Henry as he also struggles with a couple of popes on their way to the concordat of Worms.
We see how Urban II took the investiture controversy to a whole different level and scored major PR points for the papacy with the first crusade.
After the death of runaway pope Victor III, we follow the start of one of the most famous papacies in history, that of Urban II and his fight against Henry IV alongside the countess Matilda of Canossa as things get personal, while the Normans try to sort themselves out after the death of Robert Guiscard.
After the turmoil of the papacy of Gregory VII, we see a pope that just didn’t want the job and follow the final years of the great Norman Robert Guiscard.
The investiture controversy heats up with an anti-king elected in Germany and an anti-pope elected by Henry IV who then take the fight against Gregory and Matilde down into Italy with the Normans of Robert Guiscard waiting in the wings.