The first thing that tries to come to mind when he asks her to imagine is the first of the parties that Mayor Thorin had hosted and she'd attended after the agreement'd been made, the one where three young men from In-World had been guests, too.

Susan pushes it away with determination as she curls her fingers around Caspian's, and finds it's easy, so easy, as another memory fills her mind instead, of a place she'd never seen in life, with the court in all its finery... a court that transmutes itself as Caspian speaks into shades of those she's met from Narnia and those she's only heard tales of --

(the stories are true)

--and as the light shifts around them and soft music seems to float on the air, she dips into a graceful curtsey before rising again to give him a bright, warm smile.

"Aye, and I'd be glad and more than to dance with thee."