There are dark things in the castle, and the darkest of them is enthroned in its center, a smiling spider squatting in the middle of his web, his victim’s carcasses dangling on his puppeteering strings.
He loves it when heroes like you think they can come on in and kill him. He’ll let you fight your way to him. The smell of your desperation, the sweat of your struggle, it only makes you all the tastier of a morsel.
All the same, one of these days, someone will get him. Maybe you. You look strong enough. His castle’s that way.