User blog comment:Miskos3/Fairy Tail Chapter 369: The Place Prayers Reach, Review/@comment-24228963-20140131104354/@comment-7418318-20140131105900

But on the other hand, the legal guilds are already at war with Tartarus, so it might be a good moment to slip through and go straight for the head.

Maybe killing Zeref will also weaken or even kill the Demons somehow.

I can see merit in either choice of action.