Nightmare has a crush on a wrinkly old man????? (12th doctor x nightmare)

BAM! a loud crash was heard from outside nightmares window. A stranger makes his presence known and nightmare chooses to let the stranger stay in his castle. What will come of this stranger, andwhat will nightmare do when he gets the hots for him. Hello I'm making the nightmare POV for the story my friend made for me...

PETER CAPALDI IN UNDERVERSE!?!?? (NightPaldi)

The Tardis crashes, and Peter Capaldi (The 12th Doctor) finds himself in a rather messy situation. Not knowing exactly where he was, he decided to ask around, staying cautious about the "Humans" he would talk to. But what happens when he runs into someone and it happens to be a hot zaddy bae? What will become of them...