sentences:  He is also a caring friend to Kouga, constantly worried about the seal on Kouga's chest.While taking Kaoru with him to see the Spirit Beast in hopes that it would restore the Madō Brush that belonged to someone dear to him, revealed later to be Mio.Leo is forced to reveal his Makai Knight swordsmanship in front of Kaoru to stave off the Spirit Beast's guardian beast, and asks her later to tell no one, especially Kouga, of his ability to wield a sword along with their encounter with the sacred animal.