Who's killing in the Black Forest

A knight and a monk on the trail of a medieval conspiracy

Henry of Carinthia rules in the Kingdom of Bohemia, which no one takes seriously anymore, The country is in turmoil, and to make matters worse, someone started murdering important representatives of the city state, whose estates are located in the area of the so-called Black forests. Jindřich' s concerns are deepened by the fact that these are his followers. The king therefore entrusts the commander of the Prague Castle garrison, knight Blahota of Lítožnice, and his friend, monk Kryštof from the famous Zbraslav Monastery, with the task of finding the murderers. Is it possible that the perpetrators of the crimes mentioned were mysterious crusader knights?