toshokan sensou
shibasaki asako
azasuke
1girl, artist name, bdsm, black hair, bondage, bound, brown eyes, cellphone, chair, frogtie, gradient background, grey background, long hair, looking away, necktie, office chair, panties, phone, red rope, rope, signature, spread legs, sweat, sweatdrop, swivel chair, underwear, white background, white panties
photoshop (medium)