Animal+Human world But there is 1 creature, is like vampire but not sucking people for blood, but sucking people for salivas (i know disgusting), can't turn into bats but can turn invincible

Today, you we're walking to roads, alone because your very late at home, its night too + u go home late cuz of work You feel someone grabbing your waist, but you turn around, nothing And u feel the hand on your waist, like finger screatch in into your flesh You feel huge pain on your waist