Oh. No need to get too sentimental just yet, right? It was still too early in the day for anything overly-dramatic.
"No, no no no. It's my fault, if anything, choosing to live all the way out here and not telling anyone anything." It's what he wanted - not to get away from his son but just longing for some peace and quiet away from the pains that constantly plagued this dying pantheon.
"Rooms are upstairs; you can unpack in there and stay as long as you like. Or leave your bags around and take it up whenever." Poseidon was pretty lazy when people weren't yelling at him - not that he wanted to be nagged at - but it reflected in the kinds of things he would say, and the state the place was in.
"Are you hungry? There's actually edible food in the fridge."