English Art/Literary Poetry & Literature

We are Jacob and Wilhelm. But, where you, like Wilhelm, edit, embellish and elaborate on the simplicity of these tales to appeal to your audience, I , like Jacob, seek to present their raw and bright verity.
“raw and bright” what does raw and bright here mean? I mean it was in the letter the psychotic serial killer write to the author of the book the killer used as the theme of killing.