1990s_(style), 1boy, 1girl, 3, animal_ear_fluff, animal_ears, arknights, bed, bed_sheet, blurry, blush, bokeh, breasts, cleavage, collarbone, couple, depth_of_field, english_text, film_grain, hetero, holding, lattekoi5252, long_hair, looking_at_viewer, lying, on_side, platinum_(arknights), ponytail, pov, retro_artstyle, small_breasts, smile, sparkle, sunlight, window, yellow_eyes