The Princess And E.N.D (NaLu)

The war with Zeref was going good for Fairy Tail. The was winning the war turning Zeref's demons onto their side or ending their lifes. It was going great for them until Zeref pulled out the book of E.N.D... Natsu worries what his guild mates.... What Lucy would think if they found out that Zeref was his older brother. Sadly he didn't have much time as Zeref used an old spell turning Natsu into the great demon E.N.D who hates humans wanting them to be slaves. One thing in Zeref's plan he didn't foresee. E.N.D also cares for a blonde Celestail Mage. The same way his human form loves her...

Can Lucy bring back the old Natsu?
Can she bring E.N.D to love humans?
Can Lucy brake the spell and save her guild mates?
Save The World Even?

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I Don't Own Fairy Tail, Hiro Mashima Dose....
Will Be Spoilers For People Who Don't Read The Manga
Will Be Swearing.....