Upside Down : A My Hero Academia Story

It was supposed to be a simple errand. To the local pharmacy. Except, Shouta is walking with Midoriya, and he doesn't call him a Problem Child for nothing. What he finds out on their walk back is earth shattering, and as he learns later, will change Midoriya's life forever. OR Midoriya has a heart condition, but finds out the medication he's been taking most of his life is not what he thought it was.