While helping Obito recover and train, Uchiha Madara used every opportunity to instill the ideals of the "Infinite Tsukuyomi" plan in him, trying to make Obito believe in the darkness and meaninglessness of the present world.
However, although Uchiha Obito was grateful to Madara for saving his life, he could never be completely swayed by Madara's ideology.
Deep down, he still worried about his former companions, especially Hatake Kakashi and Nohara Rin.
Seeing that Obito showed little interest in his ideals, Uchiha Madara decided to carry out an even more elaborate conspiracy to make Obito fall completely into darkness.
Using White Zetsu's intelligence network, Uchiha Madara learned that Namikaze Minato was about to undertake an important mission. He then set his sights on the companion Obito cared about most—Nohara Rin.
Uchiha Madara secretly manipulated some of Kirigakure's ninja, arranging for them to kidnap Nohara Rin and take her to a hidden Kirigakure base.
There, Madara personally arranged for Isobu to be sealed inside Rin's body.
At the same time, he placed a curse mark on Rin's heart, preventing her from committing suicide—once Rin returned to Konoha, the Three-Tails would lose control and destroy the village.
After completing this series of arrangements, Uchiha Madara released Rin and used White Zetsu to guide her in Konoha's direction.
He knew well that Rin's loyalty and determination would compel her to pay any price to protect Konoha.
And that was precisely what Madara intended to exploit.
Meanwhile, Madara also had White Zetsu lead Uchiha Obito after them, passing on the news that Obito would be able to reunite with his companions.
However, Uchiha Madara's true plan was to make Obito witness a heartbreaking tragedy.
Throughout the plan, Uchiha Madara controlled everything with precision.
When Nohara Rin and Hatake Kakashi were forced to face an