Sleep wouldn't come, and Arthur slipped into the bad habit of thinking about Merlin. During the day he had been watching the boy as he worked, and wondered what caused the change in their dynamic. He had been staring at him, smirking as he was mudding through his chores, and couldn't help noticing that there was just something so attractive about him. In the still of the night it suddenly struck him what it was. It was his soul, his strenght, his firm belief in something only he could see. Arthur would have given everything to see what Merlin saw.