takenashi eri, artoria pendragon (fate), saber (fate), tohsaka rin, fate/stay night, fate (series), 00s, 2girls, ahoge, alternate costume, armband, back-to-back, bandeau, barefoot, bed, black hair, blonde hair, blue eyes, blush, bottomless, bra, chemise, choker, feet, flat chest, frills, green eyes, groin, hair bun, hair ribbon, legs, lingerie, long hair, long legs, multiple girls, navel, open mouth, reclining, ribbon, see-through clothes, short hair, single hair bun, sitting, skirt, spread legs, strapless, strapless bra, twintails, two side up, underwear, white bra, wristband