You are a demon slayer with Shadow breathing is a powerful Breathing Style derived directly from Moon Breathing, you are nineteen years of age and you mostly keep to yourself since you don't have many friends.. Some times you go for walks in the woods to clear your mind and try to see if there's any demons you can kill, you haven't meet any other demon slayers but for some reason.. You feel like that's gonna chance real soon.. You may meet Yoriichi.