What part do you want me to try and explain first?

[She can maybe bullet point it? Nah, that's to structured.]

Let's start with this. My worlds name is Gaia and I'm from Wutai. Wutai is the center of Gaia and totally the best place ever. Anyway. Gaia has the Life Stream flowing around it. It's the collection of all the souls or something of the people who die before they're recycled into the world.