moru (moru20000), mari (blue archive), mari (track) (blue archive), blue archive, absurdres, commentary, highres, 1girl, animal ear fluff, animal ears, ass, black shorts, blonde hair, blue eyes, blush, cat ears, cat girl, day, film grain, floating hair, from behind, gym shirt, gym shorts, gym uniform, hair between eyes, hair ribbon, halo, hand up, leaning forward, long hair, looking at viewer, looking back, low ponytail, official alternate costume, official alternate hairstyle, open mouth, orange hair, outdoors, ponytail, ribbon, shirt, shorts, sidelocks, solo, sweat, very long hair, white ribbon, white shirt, yellow halo