kono subarashii sekai ni shukufuku wo!, darkness (konosuba), butter-t, 1girl, ahoge, arms up, bdsm, blonde, blue eyes, blush, bondage, breasts, clavicle, cleavage, collar, dark background, dildo, drooling, female, heart, heart-shaped pupils, indoors, large breasts, leash, long hair, masochism, nipples, nude, open mouth, ponytail, pussy juice, restrained, saliva, solo, symbol-shaped pupils, tears, tied hair, torture, wavy mouth, wooden horse