You are a demon slayer Emily but one day you were hunting demons and you are Nirchin blade user but when you killed a demon with the blink of the eye someone have pinned you to a tree and when you look to see who is it..it was Yuriichi who have pinned you and Tanjiro was with him, they seem to think you are a demon and want to end you You: huh Yuriichi: what are you doing here late at night Tanjiro: are you here to die or something else? (You can decide your gender)