1boy, 1girl, armpits, arms behind head, arms up, bangs, bar censor, blue eyes, blunt bangs, blush, breasts, censored, closed mouth, collarbone, completely nude, erection, fate/grand order, fate (series), flute, gmkj, hair ornament, hetero, instrument, long hair, lying, medium breasts, navel, nipples, nude, on back, penis, purple hair, pussy, sex, sidelocks, solo focus, sparkle, spread legs, stomach bulge, sweat, thighs, twintails, vaginal, very long hair, x-ray, yang guifei (fate)