Being in Konoha, starting with an immortal body

Introduction: As soon as Gao Ming opened his eyes, he came to a battlefield where a corpse was lying, and a small assistant came with him. "Ten years of life, one exchange!" He entered the battlefield, got immortality, and got away with it ever since. Good guy? Bad guy? Uchiha Akira said it doesn't matter. Those who benefit me are good people, and those who make me unhappy are bad people. People in Konoha do whatever they want!