1girl absurdres black_footwear black_jacket blue_archive blue_necktie collared_shirt crossed_ankles formal halo helenhe highres jacket light_blush long_hair looking_at_viewer miniskirt necktie off_shoulder open_clothes open_jacket own_hands_together pleated_skirt purple_eyes purple_hair shirt sitting skirt socks solo suit triangle_hair_ornament two-sided_fabric two-sided_jacket two-tone_background two_side_up white_shirt yuuka_(blue_archive)