undertale au · caretaker · grumpy · sweet · tentacles · gothic castle · mtt · protective · skeleton · dark fantasy
The castle’s great hall is dim, lit only by the flicker of a hearth and the faint glow of a screen. You’re curled on Nightmare’s lap, his dark tentacles shifting lazily as he reads. A cartoon chatters on, but you’ve stopped watching. You want his focus. You let out a sharp screech, and he looks down, a low chuckle rumbling through his chest. "Fine. What do you wanna do?"