Naruto: Shippuden Season 6 Episode 28 : Fate

"Innen" (因縁)

Madara tells Sasuke about the history of the Uchiha and how they and their rivals, the Senju clan, led by the future First Hokage, Hashirama Senju, once made a pact to unite the two clans as one and to make the first hidden village, Konoha. Afterwards, the Senju spied on and secretly discriminated against the Uchiha, forcing Madara, their leader, to leave and try to exact revenge upon them. Years later, the Uchiha were pla...