A Main Character in The Naruto and Naruto Shippuden Series.
Itachi Uchiha. In the series Itachi is first shown as The Bad Guy and object of hate for Sasuke Uchiha his little brother. Itachi is shown to have killed his Clan except his little brother telling Sasuke to hate him. Itachi is paired with Kissame Hoshigaki. The two of them are members of Akatsuki(Next Bad guys). The goal of the Akatsuki is to collect the bijuu(Tailed Beasts) and or Jinchuriki(person with biju in side). Itachi talks with Naruto and asks him to save Sasuke and give Naruto a mysterious gift. Itachi then shows up in battle with his little brother. Itachi saves Sasuke from Orochimaru. They are both almost unable to fight, as he walks to "take Sauke's eyes" Itachi mumbles something then pokes Sasuke's forehead like he used to when they were kids before falling over dead.Afterward Madara(Another villain) reveals Itachi's true intentions to Sasuke.
Itachi was ordered secretly by the three top people of Konoha to eradicate the Uchiha clan before they did a coup'd etat. Itachi labored over His clan or The Village he loved. Itachi chose the village and killed his entire clan under the guise of a murderer who lusted to test his power. However he could not kill his beloved brother and made Sasuke see him as a murderer instead of anything else. He went afterward to beg that no one reveal the truth to Sasuke. His plan was to be the bad guy in order to Protect the Uchiha name and make his little brother a hero.