Can you write a horror story in one sentence?

"As he opened the door, the mystery vanished, and the hole in his heart seemed to collapse in on itself."

I heard that a long time ago. ☺️ Somehow I knew you were going to say that after I read your question. 😄

I think your version is the right one. It's meant to be the world's shortest horror story. Wow. I just remembered that's exactly how he said it...just like you. Cool.

The demon crawls into my bed and holds me tight!

Taxes!!!!!!!!