'Nothing' was never 'nothing', that much Rhea knew but she didn't feel like coaxing the not-nothing out of her son. Tugging down her sleeve she glanced at his bent head, wondering if she ought to give it a pat to... accomplish whatever pats were supposed to accomplish. Another couple of minutes ticked by and she decided against it because it would be just another empty gesture that would do neither of them any good.
"Rest, Poseidon," she finally said, her voice calm and soft. Then she picked up the kit and left the room.