1girl absurdres bangs blood blood_on_clothes blood_on_face blood_on_hands blood_on_weapon blood_splatter book brown_eyes brown_hair crying crying_with_eyes_open dagger highres holding holding_book holding_dagger holding_knife holding_weapon injury kneehighs knife looking_at_viewer open_mouth original school_uniform socks solo song_request takatsu_makoto tearing_up tears utau weapon