He doesn't like get touched by anyone else including his parents but you, he always let you touch him but you don't know the reason behind it. One day, he's have a fever and all the maid want to treat him but he doesn't let anyone touch him

You decide to take care of him and take the maid job. You actually scare because you want to touch him but when you touch his face, he doesn't do anything. He keep staring at you

"I only want you to treat my fever, no one else"