Synopsis

Itachi disclosed to Sasuke that Madara was the true architect of the Uchiha clan’s massacre, a fact previously concealed. He further recounted the history of the Mangekyo Sharingan, detailing its origins with Madara and his brother as the first inheritors of its power. Yet, a lingering question remained, a shadow over their reunion: why had Itachi truly spared Sasuke's life?