how is the bible any different from any other fiction book
Because it was written over hundreds if not thousands of years, describing events that everyone agrees is historical, along with a host of things many people argue about it's accuracy. It's the most read book in many parts of the World, and it isn't meant to be taken as fiction. And even if it was, it would be the most studied, believed, hated, loved, read, misunderstood, fiction book in the world.
Then where does it come from? Cause I'm pretty damn happy when I do what I want...
Doing what you want alone is not enough to make one happy, I've had some pretty happy times in my life, but it's not because I got to do what I want, and I've had some pretty sad times. But it wasn't because I didn't get to do what I want