Ask the guard his name and rank.
From Create Your Own Story
The man looks up at you and says. "My name is Leonardo Manie. Also known as the great lion. I'm currently the retainer of prince Stewart." Stewart? You rember the wizard mentioning him. The prince is a fat and greedy teen. The only feature to be desired from him would be his money. Of course in your case taking him can get you much closer to the king. How lucky it was for you that his retainer just so happened to be walking down here just in time for you to find him. Now, what to do with this retainer?