1girl ? animal_ears arknights armpits arms_behind_head arms_up bangs black_leggings black_sports_bra blonde_hair breasts cleavage collarbone crossed_bangs hair_between_eyes highres horn/wood horse_ears horse_girl horse_tail large_breasts leggings long_hair midriff navel nearl_(arknights) solo sports_bra sweat sweatdrop tail toned upper_body white_background