1boy, 1girl, age difference, arm up, ass, aster crowley, bangs, black choker, blue eyes, breasts, brown sleeves, brown thighhighs, choker, closed mouth, cowgirl position, detached sleeves, fate/grand order, fate (series), from side, girl on top, hair ornament, hetero, huge breasts, indoors, large breasts, long sleeves, looking to the side, miyamoto musashi (fate), nipples, nude, onee-shota, sex, shiny skin, short hair, shota, skindentation, smile, solo focus, straddling, sweat, thick thighs, thighhighs, thighs, underboob, white hair