aika (series), aika zero
shiragiku rin
1girl, ass visible through thighs, blush, bra, brown eyes, clothes lift, dress, dress lift, embarrassed, green hair, lingerie, navel, necktie, panties, print necktie, red necktie, sailor collar, sailor dress, short hair, side-tie panties, solo, underwear, white dress, white knights uniform, white sailor collar, yellow background
anime screenshot, highres, non-web source