A boy who I will not name wrote the following "essay." Note that he's at the lowest level here at the hagwon – he's not an advanced English speaker, and this essay in fact was showing a lot of initiative and innovative language use relative to his normal level.
For my next shrek party I have a die an I'm are zombie. I eat a shrek delicious stomach. Good! Ghost appear on my 가스레인지 [gas range] and die an die and die an die and die and die an die an die an die an I like die I like die I want a die I want a die I want a suicide I want a suicide I'm sad. An bye-bye.
I realize 5th graders often have rather morbid senses of humor, but this seemed pretty intense. He smiled as he read it for me, if that's any consolation. I remember writing such morbid things at that age, not that I was necessarily developmentally on an particularly even keel, either. I normally didn't give such writings to my teachers though.