I am right now studying the craft of writing fiction along with the few books out there that provide information on writing interactive fiction. The goal is to create a super-franchise with a story-line spanning several thousands years expressed partly as games, interactive stories and prose. You can find a part of the whole idea here:
https://docs.google.com/document/d/1C8PUpS7c0claxt1bAeNh5Fo1EbYHuTat2lGgWRD75Aw/edit?usp=sharing