Fafner in the Azure: Dead Aggressor (蒼穹のファフナー) is a 25-episode anime series produced by Xebec where much of the world had been destroyed by beings unknown as Festum. On a remote Japanese island called Tatsumiya, people had managed to hide themselves from the Festum using the most advanced technologies. It was the last Paradise on Earth. あなたはそこにいますか... en.wikipedia.org/wiki/Fafner_of_the_Azure