Finally, before the end of the show. We also know that if it does not help the cause to save the world would be nothing left. And our schools would not have to live with.
And finally, before the end of the show we learn that if they don't save. In the future, the world will not help anything. And our school is not available.
and in the end before the end of the show we knew that if the cause is not helped, save in the future world, there will not remain nothing, and our school, we will not.