Dean & Justin
Ern needed to remove himself from the rest of the party. As far as he knew, Zacharias was retreating at this point, and it seemed at least somewhat likely that he would go and be gone without any conflict. As far as he knew at least.
He took care to clean glass as he walked to his room, the direction in which he saw Justin and Dean go. He knocked on the door. "Are you alright, Justin?"