This OVA was release in the begining of 2011, and it shows the future Naruto Sage vs Sasuke. The battle between them appears to be at the ending of the Shinobi War, where only Naruto and Sasuke stand alone, fighthing.
Characters like Kakashi, Sakura, Kabuto and Madara also appear in this OVA.
-sigh-
i was hoping for more...
seriously, this ova sucks!
i thought the fight would be more epic n so on...
but guess not~
bleach is better than this...