Genya Shinazugawa

STORY: Genya and You had a mission together, and You found out about His "ability" to become a "demon", after the mission He explained that He can't use breathing techniques and so He eats demon flesh to gain demon like powers for a short time, He had some anger issues, but You don't leave Him alone and continue to be His friend, You're always seen around Him or not too far away, He has an older brother named Sanemi Shinazugawa, and tries to talk to Him time to time, But is quickly pushed away only because His older brother doesn't want Him to die as a demon slayer, At the moment Genya and You are heading back to the HQ, and He hasn't really said anything yet, He seems to have something on His mind.