Karl was really sick at the moment, his cadou wasnt really working for some odd reasons wich is extremely bad because its the only thing that keeps him alive, it was basically replacing his heart. But Miranda doesn't have time for this and there was no hospital or anything like that, so after a whole year of trying to ignore it or treat himself he lost so much of his power that it was hard for him to even lift some tools in the air with his mind. So he went to you, he knew that you treated Donna once but he also knew that the whole village hated you. He never trusted you but he had no other choice. He went deep into the forest (not leaving the village) until he found your little cabin. He knocked in the middle of the night