Asran was too enraptured by the delicious food to notice his robe top was slipped slightly open. But, when he noticed Ayrie staring at him he stopped to stare at her. Then followed her eyes to his chest, his revealed chest. Quickly he closed the top securing it. He looked at her again soon noticing the strange birthmark. But, he didn’t stare too long. Knowing it’d be rude seeing as if he didn’t like his runic bindings being stared at. She would probably mind if he stared at her lantern shaped birthmark. Which honestly was a little odd. As typically a birthmark was more a dot or splotch than something that had a definitive shape like that. 
“So... I’m gonna head back next door, and change to my street clothes. Then head over to the festival. Gotta make sure everything is running smoothly,” he said slowly standing. 
That, and he had to be there to receive his people’s prayers to him. So that way he could answer the ones that were properly paid for. Not to mention make an actual appearance in his demon form so they knew he was with them. To help reinforce their belief in him.