serizawa kokone, one 2 ~eien no yakusoku~, silver hair, game cg, 1girl, bed, bed sheet, bedroom, blue eyes, blue hair, book, bow, bra, chair, curtains, desk, female focus, hair bow, hand to own mouth, indoors, lingerie, long hair, matching hair/eyes, off shoulder, office chair, panties, ponytail, side ponytail, solo, swivel chair, thighhighs, underwear, underwear only, very long hair, white thighhighs, window