fate (series), fate/stay night, fate/hollow ataraxia, rider, medusa (fate), euryale, jakunikukyoushoku, 2girls, bare shoulders, bikini, blush, bracelet, breast envy, breasts, facial mark, female, flower, forehead mark, hair flower, hair ornament, height difference, hibiscus, in profile, jewelry, large breasts, long hair, multiple girls, nail polish, number, open mouth, pettanko, pointing, purple eyes, purple hair, purple nails, rose, sarong, siblings, sisters, small breasts, standing, swimsuit, teeth, tied hair, twintails, very long hair, white flower, white rose