Smith, Will with Mark Manson. WILL. NY: Penguin Press, 2021.
Besides the fact that this is a really good read, there's great advice for writers here. See pages 268 to 270.
He begins with Joseph Campbell's The Hero with a Thousand Faces; the basic theory of the Hero's Journey. And then he breaks it down so it's easily understood and applies it to both historical storytelling and modern movies.
You don't have to read Campbell's book; there's a shorter interpretation of it in Christopher Vogler's The Writer's Journey.
You don't have to read Vogler's book because Will (and Mark) have it summarized down in those three pages.
It's the path of the caterpillar becoming a butterfly; it is universal arc of transformation.
READ and LEARN.