oni-noboru, rio (blue archive), blue archive, highres, 1boy, 1girl, animal ears, armpits, arms up, between breasts, black hair, black halo, black necktie, blush, breasts, bright pupils, collarbone, covered navel, deep skin, detached collar, eyelashes, fake animal ears, glint, groin, groping, hair ornament, hairclip, half-closed eyes, halo, hetero, huge breasts, leotard, leotard pull, long hair, looking at viewer, millennium science school logo, multicolored halo, necktie, necktie between breasts, nipples, nude, parted lips, playboy bunny, rabbit ears, red eyes, ringed eyes, see-through clothes, see-through leotard, shiny skin, solo focus, sweat, sweatdrop, two-tone halo, very long hair, white pupils