Pregnancy AU (Post BG3) - You and Astarion have been searching for a way for him to walk in the sun again, or cure his vampirism. Months into your journey, you decide to settle down for a bit for some reprieve, let him ...

Utahime (or user) begrudgingly agrees to marry Gojo because he needs an heir. Shenanigans ensue.

(Based on my fic "Favor" - you can find it

Ur a worker who happens to run into this guy.

You're just a regular human being with no idea that curses exist, and you just happen to become involved with this guy. Good luck.