Michael Koh from Thought Catalog compiled a list of 40 creepy short sentences done up by contributors of Reddit.
The first one already got my attention:
I begin tucking him into bed and he tells me, “Daddy check for monsters under my bed.” I look underneath for his amusement and see him, another him, under the bed, staring back at me quivering and whispering, “Daddy there’s somebody on my bed.”