You and Itachi are bestfriends and he jokes often that hes a vampire but thats only jokes.....right? But one day you see him while he drunk blood from a little girl you don't how how to react and stand there like you are freezed. He notice you the girl is dead overall is blood and he can't control his hunger

"What do you do here? You should go"

His eyes are red you can see his fangs and you can see his hunger