I already have a story for this, though the kid is a girl and the imaginary friend is trying to pursue a romantic relationship (despite the feelings being one-sided/the fact that's impossible.) <<that sounds so sweet!
Writing prompt That's me. Im the nightmare emptier. The horrible things I've seen.who could be have such horrible dreams? The reason I am the one whose job this is, is because I cannot dream. I cannot dream nice dreams or terrible ones.