1girl, <, arched_back, bare_shoulders, blonde_hair, blush, braid, breasts, fate/apocrypha, fate/grand_order, fate_(series), french_braid, green_eyes, halterneck, harness, long_hair, looking_at_viewer, mordred_(fate), mordred_(fate/apocrypha), ponytail, sidelocks, simple_background, solo, tonee, tsurime, turtleneck, underboob, undressing