Trying to push things in this one. Keep trying to push things until they break, then figure out why I broke them. The last Luna being a good example, this one not nearly as broken.
So yes, the denizens of the library are in the Everfree Forest. Twilight doesn't have her wings because that's how I still see her. Not against the change or anything but I haven't seen her with wings for more than half an episode so it hasn't really sunk in yet.