The books have nothing to do with the games, just like how the movies have nothing to do with the games. They are two separate "universes".
Fake story is fake. On his Twitter, Kamiya actually said that users should pay for DLC if it cost extra to make it. He also had a personal message: http://t.co/uN6RiWhS
What a dumb article. To be expected from the toilets at IGN.
The books have nothing to do with the games, just like how the movies have nothing to do with the games. They are two separate "universes".