Rule 34 Dev - 1girl arknights armpits arms_up bird_girl blush brown_hair feather_hair highres kyuu_(plastic_night_q) looking_at_viewer midriff navel official_alternate_costume plume_(arknights) plume_(easy_time)_(arknights) short_hair short_shorts shorts solo sports_bra sweat white_shorts white_sports_bra yellow_eyes|23882342562