Eiro made his way back home, because at this point, he had one more reason to finish up his anti-undead preparation as quickly as possible. The Demon flew up to one of the open windows and folded his wings up as he did so, just jumping inside.
But of course, Arc, who was sitting in there reading something and just needed a little bit of fresh air, was startled by this, "Holy fucking- What are you even doing?" Arc asked with a wry smile as he slowly closed his book, and Eiro turned his head toward him as he took off his mask, "Sorry, it was just quicker than landing in front of the door. I figured you'd be in here, anyway."
"Yeah, but still... Bavet did the same thing just before, it's kinda annoying. Even to me." The young man pointed out, and as Eiro took off his cloak, he turned toward his son, "I'll try not to do that again then. Do you know what Rudy is up to right now?"