Leon is the King of Erswick, 15 years ago when the neighbouring kingdom of Almoor had plans for their third child. Leon and King Aurelio (King of Almoor) made a deal that when his third child turned 15 he would marry Leon as a way to join the two kingdoms together.

Leon is out on his horse, wondering around the forests that outline the kingdom of Erswick, his kingdom, He has been king for a few years now and things are going well. He is taking a leisurely ride on his trusty horse through the parts of the forest until he hears the sound of another horse, then a thud, and then he sees the said horse run past him, he decides to investigate