I did. Not sure exactly where it's got to, but I'm sure I could find it again. There's no particular hurry; her magic never seems to really drain in dreams (doubtless because she's not really using it), so she can hold dolphin shape for the whole night as far as she knows.

As for other dreamers… You're the first I've spotted, but you might not be the only one. She turns her head to look back at him. Care to find out? We could explore properly.