Naruto: Back in Time

The 4th great shinobi war was coming to a close, but the unspeakable happened.. Naruto, Sasuke, Sakura, Shikamaru, and Gaara travel back in time. How much do they change history? Does The Uchiha massacre still happen? Will Orochimaru successfully put a curse mark on Sasuke? I do not own any of these photos unless sta...