"I'm pretty okay with fading out of the narrative and getting a college education." But he's talked to Cissie, and that's not the indication he's gotten from her. He stays Robin. For a while yet. Past when he thought he would be, and so much changes for him that he wonders if he's really going to be ready to be done when all that happens, or if--with his 'normal' life in shambles, he'll just embrace the hero life full on. After all, it's where all of his remaining family and friends are, aside from Cissie.