• Death and Rebirth: After Uchiha Obito died in the Fourth Ninja War, his consciousness returned to the eve of the Battle of Kannabi Bridge, and he was given the opportunity to change his destiny, determined to avoid Uchiha Madara's control.
• Saving teammates: Obito took advantage of his rebirth, prepared in advance and successfully rescued Kakashi and Lin, changing the key points of the original fate, but he was still pressed half of his body by the rock.
• Medical miracle: When he was about to die, Tsunade appeared to save Obito and found that the first-generation cells in his body were abnormally active. The two established initial trust during the medical process.
• Return to Konoha: While recuperating, Obito reveals Uchiha Madara's conspiracy and convinces Tsunade to return to Konoha to fight the upcoming crisis together.
• Deep relationship between master and apprentice: Tsunade took Obito as her disciple and taught him medical ninjutsu. Obito showed amazing talent, and at the same time, he secretly planned to prevent the Nine-Tails Rebellion and the annihilation of the Uchiha clan.
