elf (stroll in the woods), serio (to heart), to heart, to heart (series), 1girl, android, blush, bra, breasts, brown eyes, brown hair, clothes lift, collared shirt, hair between eyes, long hair, long sleeves, looking at viewer, open clothes, open mouth, panties, robot ears, shirt, shirt lift, simple background, solo, sweat, sweater vest, underwear, white background, white shirt, yellow bra, yellow panties