1girl, ahoge, bare_shoulders, bikini, blush, breasts, cleavage, fate/grand_order, fate_(series), frilled_bikini, frills, gradient_sky, grin, index_finger_raised, lady_avalon_(fate), lady_avalon_(second_ascension)_(fate), long_hair, looking_at_viewer, medium_breasts, merlin_(fate/prototype), nattsu_(nattu888_8), navel, outstretched_arm, purple_sky, red_eyes, sky, smile, solo, swimsuit, thighs, very_long_hair, wading, water, white_bikini, white_hair