1girl, 2boys, alternate_costume, assisted_exposure, baobhan_sith_(fate), boxer_briefs, comic, dress, fate/grand_order, fate_(series), from_behind, fujimaru_ritsuka_(male), fujimaru_ritsuka_(male)_(anniversary_blonde), greyscale, hirunagi, kadoc_zemlupus, long_hair, male_underwear, monochrome, multiple_boys, official_alternate_costume, pants, pulled_by_another, shirt, short_hair, sweatdrop, underwear, undressing_another, vest