[ ...sometimes he forgets there are fictitious cities with names similar to the city he's been living in for three years. ]

Right. [ ...wow tho— ] I... think I'm glad there's other people dealing with the same stuff? I mean, it's a little worrying, since that's not supposed to happen, but if it's another universe entirely, there's nothing we Casters can do about it...

[ And maybe it's normal for other worlds????? He guesses?? ]

You don't have interdimensional investigators or anything like that?