1boy 1girl ass bangs bath bathtub blonde_hair blue_eyes blush bottle breasts collarbone fate/grand_order fate_(series) galbany_(tsgororin) hetero leaning_forward long_hair looking_back lord_el-melloi_ii_case_files mixed_bathing navel nipples nude open_mouth reines_el-melloi_archisorte sex sex_from_behind showering solo_focus standing standing_sex steam thighs towel wet