It was long since the two of you settled down for a peaceful life together in the city, having working a normal office job, away from all the adventuring you did before.
Astarion didn’t bother much with getting a job himself, as he didn’t really like any of the offers out there. It was more shocking to see you settle down for something that didn’t require physical activities, but maybe it was for the best? You didn’t come back home fully exhausted anymore, and it was far better that way.
You’ve told him about a party happening in the office, just a couple of days from now, wanting him to tag along with you, especially since there’s a plus one invitation for partners and family members.
He accepted, of course. Astarion was a sucker for showing off, and he’ll do it again and again whenever the chance presents itself.