Rule 34 Dev - 00s 1girl arm_cuffs armor blush breastplate cable collarbone covering_own_mouth female_focus fingerless_gloves flat_chest gloves grey_eyes grey_hair hand_over_mouth hand_over_own_mouth long_hair minashiro_tsubaki nude solo soukyuu_no_fafner tachibana_koo thigh_strap|442494819