Quote Originally Posted by Kitya View Post
Who says they're talking about the main story? There's also the individual class stories (probably what they're talking about) as well as all the little side story quests in different areas that they may have potentially skipped over.
Again, how are you going to see those stories if you've already done them with the first time? It's not like they're repeatable. If you haven't yet, then Good! Do them! And like I said, NOBODY IS FORCING YOU to do any fate grinds. They're there if you want to them.