1girl 1other blue_archive blush breasts chimakidelta choker collarbone feathered_wings full-face_blush greyscale gym_uniform half-closed_eyes hasumi_(blue_archive) hasumi_(gym_uniform)_(blue_archive) highres huge_breasts jacket jacket_partially_removed looking_down mole mole_under_eye monochrome motion_lines nipple_rub official_alternate_costume partially_unzipped pillarboxed ponytail pov pov_hands simple_background sweatdrop track_jacket trembling upper_body white_background wings