Illustrated by Lucy Fleming, it is the second installment of the River Rose series of pictures books written by Clarkson.

The story centers on a little girl's adventure with her dog to visit Santa Claus in the North Pole on the night before Christmas.

It's Christmas Eve, and River Rose wants to stay up all night to hand-deliver a letter to Santa Claus.

"[3] She also added that a year after announcing the release of the first book, she felt it was the right time to make another installment to the series, focusing on Christmas.

[1][5] According to Clarkson, the song's lyrical content will differ from the book, focusing itself on the viewpoint of elves of Christmas preparations.