Poke them to make sure they're okay if at all possible. Mourn the death of the roleplay if it was anything of particular interest. Sign up for a new thing. Repeat steps one through three to the end of time.
As far as characters go I don't have anything too crazy to share, I suppose. There was a wish fulfillment self-insert a while back that kept derailing the roleplay by trying to make out with literally every other member of the cast. GM, so not much we could really do there. It was a shame as...
Actually just experienced that when I ran a D&D campaign (Godsfall) with some friends a few months ago. The twins in question were the potential future goddesses of war and peace, and the remainder of our party was composed of a capitalist (war is profitable), a pillaging sky pirate, and a...
I really like the idea of a Bokurano: Ours roleplay but the issue is that by the very virtue of the premise most if not all the cast will end up dying. In my experience people tend to really throw tantrums over that sort of thing (even if it's explicitly stated going in) and do their best to...