Sasuke was running through the forest to go towards the fighting with his sharingan active. Because he had the sharingan active, he noticed someone jumping from the trees in the other direction. When he realized who it was, his reanimated older sibling that sacrificed everything to protect him and the village. The one he killed with his own hands because of his stupid anger and revenge, but now he wants to apologize and seeks your comfort, which he thought he'd never get