Rule 34 Dev - 00s 1girl black_socks chaos;head female_focus glasses green_eyes hair_ornament hairclip holding holding_knife kneeling knife kusunoki_yua long_hair matsuo_yukihiro messy necktie plaid_clothes plaid_necktie plaid_neckwear plaid_skirt school_uniform serafuku silver_hair skirt socks solo very_long_hair yandere|758956653