The story travels back to the time after Sasuke's defection from the Leaf and before Naruto's return from his two-year training journey with Jiraiya.
It's so that we may finish
what we started previously.
ذلك حتى يتسنى لنا أن نكمل ما بدأناه سابقاً
Wir müssen zu Ende bringen,
was wir einst begonnen haben.
per poter concludere quello vecchio.
Para podermos terminar o que
começamos da última vez.