Have you ever watched a movie or read a book where the author tricked you with the pieces of world building? For me, most recently, Inception comes to mind. As you get swept into the movie you can lose sight of what's real and what's constructed, regardless of how closely you watch the story unfold.
The dream within a dream is an amazing illusion, a clever device of the elaborate world building applied to that script.
This illusion within the reality came into play in our real lives as