A Witch's Journey

In a world among many others, a place which gods use to entertain themselves, the time has come to change how things work. A decision made by almost all the gods watching this world, leaves the people and other life forms living in this place try to survive a familiar but at the same time an unknown new world for them. Are the humans going to survive this new change? Is the world that they live in changed for the better or worse? Our story starts with our protagonist being sent into this world directly after this change, and the exploration of this new world with her.