suzuki nago, sakura mamiya (syoujo m), original, non-web source, 1girl, black hair, blush, bra, bra pull, breasts, breasts apart, breasts out, clothes pull, collared shirt, frilled bra, frills, greyscale, hair between eyes, half-closed eyes, indoors, long hair, long sleeves, looking at viewer, lying, monochrome, on back, on bed, open clothes, open mouth, open shirt, partially undressed, portrait, shirt, small breasts, smile, solo, speech bubble, underwear