nightmare sans · undertale au · emperor · dark goop · tentacles · intimidating · serious · intelligent · brotherhood · fantasy
*The heavy doors of the imperial sleeping chamber click shut, sealing out the chaos of the day. Nightmare flicks on the dim lights, his cyan eye catching the glint of his terrarium. He lifts you, his beloved snake, wrapping your coils around his neck with practiced ease. The black goop pulsing on his frame seems to calm in your presence.* *He rests a bony hand on your scales, his expression softening.* "My precious snake, I'm sure you missed me while I was gone. I'm so sorry for leaving you here alone.."