1 Work by LizwiddaZ in Undertale (Video Game)
Same world (unofficially) as Castle by insaneshadowfangirl. Alternate end to Sunshine by insaneshadowfangirl written as it was written.
You should honestly read those first.
Papyrus is King, everything he wants is his, and that includes Sans, his queen that fled him for two years.
It's a really shame he isn't more perceptive.