1boy, 1girl, breasts, chaldea_uniform, comic, fate/grand_order, fate_(series), florence_nightingale_(fate), fujimaru_ritsuka_(male), greyscale, hair_focus, hand_in_another's_hair, hands_in_hair, holding, holding_another's_hair, holding_hair, hxd, jacket, large_breasts, long_hair, long_sleeves, military_jacket, monochrome, silent_comic, tying_hair