Raylon and Fornier - Two friends or enemies?

There is a child named Raylon who has a secret cave near her backyard. She discovers it and keeps all of her secrets there. She has a neighbor named Fornier who likes to do karate. His family was murdered by a lord in a dark knight-like suit. He joins the Lord for mercy. The Lord is after Raylon next to see if she has the power that the Lord had been looking for a year, but he needs to know where she is when she goes on vacation when the Lord is on the hunt. Where does he look? Her cave. So who are the two children, Raylon and Fornier, friends or enemies?