sisters ~natsu no saigo no hi~, kamimura chika, kouzaka kouhei, censored, animated, animated gif, mosaic censoring, 1boy, 1girl, arm grab, bed, blush, breasts, brown hair, endured face, feet, footwear, hetero, lying, missionary position, mosaic, navel, nipples, nude, on back, open mouth, panties around one leg, pantsu, pillow, saliva, sex, short hair, socks, socks only, spread legs, sweat, tears, underwear, vaginal, wrist grab