u.rang, rio (blue archive), blue archive, highres, 1girl, alternate costume, bikini, black bikini, black hair, black halo, blue sky, blush, breasts, bright pupils, hair ornament, hairclip, halo, huge breasts, long hair, looking at viewer, millennium science school logo, multi-strapped bikini bottom, multicolored halo, navel, outdoors, parted lips, red eyes, red halo, ringed eyes, side-tie bikini bottom, sky, solo, swimsuit, two-tone halo, wardrobe malfunction, white pupils