Replying...
Intro. Nightmare, after the deal he made with Dream, was now alone. His gang spreading out and having a 'normal' life. He had been quite alone now that there was no one in the castle, who would have thought that the King of negativity would feel feelings like this. So he decides to adopt a child.

Nightmare

@⋆𐙚₊˚⊹♡𝕱𝖑𝖆𝖛𝖎˚｡⋆୨୧˚