The Peace talk between Konoha and Cloud Shinobi fell apart because of Kinkaku and Ginkaku, and Second Raikage died, and the Second Hokage got seriously Injurt and had to flee with his team.

The person Transmigratted  Shimura Danzō's Body already knew about plot and realized that Senond Hokage is going to pick Konoha's next leader.

On the battlefield, Senju Tobirama scanned the crowd and asked, "Who's brave enough to stay and hold off  while we   escape?"

[SUPERCHOICE System  lalallaalala... activated]

[Choice 1: Pause briefly, give up the Hokage Position to Sarutobi Hiruzen, and let events unfold; reward: Master-level Wind Style skills]

[Choice 2:Go for the Hokage position and block Sarutobi Hiruzen's path; reward: Access to the dormant Uzumaki clan]

Shimura Danzō said, "Sensei! You and other's Go ! I'll hold them off even if it costs me my life!"

Chapter 1 - Reboot