Escaping the Mist Ninja starts with backstabbing your teacher.

In a world on the brink of catastrophic conflict, a young ninja's desperate plan for survival sets in motion a chain of events that will reshape the fate of the Mist Ninja. Fleeing his teacher and the impending doom of the Third Shinobi World War, he sets his sights on the powerful Byakugan, a prized asset of the Kaguya clan. As he navigates the treacherous landscape of shinobi politics and ancient magic, he must confront the consequences of his own treachery and the true meaning of loyalty in a world where the line between honor and betrayal is blurred.