senke kagerou, sengoku nadeko, bakemonogatari, monogatari (series), 1girl, armpits, arms up, bdsm, bestiality, blush, bondage, bound, bound arms, breasts, breasts squeezed together, brown eyes, brown hair, clothes pull, covered erect nipples, female focus, interspecies, jacket, licking, licking armpit, lying, one-piece swimsuit, one-piece swimsuit pull, open mouth, partially visible vulva, school swimsuit, short hair, snake, solo, spread legs, sweat, swimsuit, tears, tentacles, tentacles under clothes, white snake