Unable to convince the prince of how he's become a despot, the Robert character kills the prince. Having to lead the prince's kingdom in the aftermath. A great war ensures between many competing factions in this divided land where the dragon prince was only one ruler among many. The storm knight tries to honor his friend's dream of peace and make them all submit without being a tyrant as his friend became.
A dragon prince who was a great heroic ruler to defend his rule slowly falls into butchery and terror. His strongest most loyal knight and friend, a Robert inspired character, the guy this dragon prince calls to do his dirty work. That storm invested knight is forced to be the moral limit on his buddy.