[ He does believe that Iorveth could regret something to do with him, if only because love has blinded him to better judgment. To be clear, Astarion doesn't mind Iorveth making poor decisions to please him; he only minds if Iorveth regrets such decisions after the fact. Not that he intends to talk Iorveth out of it, of course. All he really wants is selfish confirmation that Iorveth will still be happy even stuck in Athkatla with him.

Embarrassingly affectionate, he nudges Iorveth's nose right back. ]

As opposed to if something happened to me while you were there?

[ It's still something happening to him! Which, you know, hopefully won't. ]

I guess I would be furious if something happened to you in the north and I wasn't there to be your knight in shining armor.