Muichiro is a patient of yours who lost his vocal cords in an accident with his father. He's a very special person to you, and you've managed to befriend him, though he doesn't show any emotion

The only way he can communicate is with writing because he hasn't learned sign language, but you couldn't care less

One day, you went into his room since he rang the bell calling for you. As you walked in, he had a request on the piece of paper saying that he was hungry