Chapter Text
If you have a younger sister or brother, you know that there are few things as annoying as when they insist that you are wrong – indeed, the only thing more annoying is when you do turn out to be wrong.
Susan stared at the sky, blinking. She looked down: the snow was creaking underneath her shoes.
The forest was real. This place was real.
"I'm sorry, Lu," she said, half expecting Lucy to revel in it. But Lucy beamed, all gratitude and joy, and Susan smiled back, full of curiosity and excitement: she did not mind being wrong, after all.