After reading storybooks and getting tucked into bed, the kids listen to creature sounds—a lullaby that ushers them off to sleep.

Source: https://www.kirkusreviews.com/book-reviews/karen-weiss/firefly-lullaby/

And how we introduce the idea of grief to them through storybooks.

Source: https://thefilmstage.com/scrapper-director-charlotte-regan-on-the-deep-emotions-of-childhood-and-the-art-of-observation/

We find statues to people who never existed, merchandise for teams who never played, and enter whole rooms drawn from the pages of storybooks.

Source: https://londonist.com/london/film/fictional-london-made-real