After his soul traveled through the ninja world, Umino Sasuke became an ordinary cannon fodder Chunin, born in a civilian family, with mediocre chakra and only three-body jutsu.
Faced with the monopoly of ninjutsu, he had no ninja clan bloodline and no golden finger. In order to survive better in the Second Ninja World War, he could only use scientific thinking to deconstruct the three-body jutsu.
When the Konoha high-level officials were busy using the will of fire to harvest cannon fodder.
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