uof, skadi (arknights), arknights, absurdres, commentary request, highres, revision, 1girl, arm behind back, arm support, bare shoulders, breasts, cleavage, clenched teeth, exercising, grey hair, hair between eyes, hair spread out, large breasts, long hair, push-ups, red eyes, shoes, short shorts, shorts, simple background, sneakers, solo, sports bra, sweat, teeth, very long hair, weights, white background, workout clothes