Kaigen Mangekyou sharingan no himitsu Naruto : Season 1 Episode 131
TV-PG (D) TV Tokyo 24m int(0)
Aired: April 13th, 2005 @ 12:00 AM EST on TV Tokyo
While Naruto is busy underwater, Sasuke remembers the fateful day in which his clan was killed. He remembers why Itachi spared his life, and why Itachi did what what he did. Now, in order to gain the same power as his brother, he must kill his closest friend...Naruto.