Once you grow up, you can never go home, or at least not to the home of your childhood. Sadie and Carter are learning this the hard way. Growing up changes how you perceive your childhood home, and by then, the home itself has probably changed on its own, too. In the Kanes' case, you can grow up to be a godling and have your parents turn out to be not-quite-dead. That will definitely change how you perceive your home.