toaru kagaku no railgun, toaru majutsu no index
saten ruiko
hidaka toworu
1girl, bdsm, blush, bondage, bound, bow, bow panties, collar, cuffs, flower, hair flower, hair ornament, leash, long hair, no pants, panties, sakugawa school uniform, school uniform, serafuku, solo, summer uniform, underwear, white panties
commentary request