rule 34 11 animal humanoid bangs big breasts black hair blush bodily fluids bondage bound bovid bovid humanoid bovine bovine humanoid breasts cattle humanoid collar crotch lines facial piercing female hair horn humanoid kneeling looking at viewer machine mammal mammal humanoid milking machine mostly nude navel nipples nose piercing ootsuki wataru piercing pink eyes red rope rope rope bondage rope harness smile solo sweat tail tuft touhou tuft ushizaki urumi video games white hair 4329299