Shinobi: the Beginning Inherited the Scorpion

At the beginning, the protagonist traveled to the world of Shinobi because his girlfriend cheated on him, and he was blessed to become the son of a big family. I originally wanted to practice swordsmanship, and then become a samurai captain, and that would be the end of my life. As a result, just when he was imagining a happy life in the future, the super puppet system appeared. He also told him that a ninja war would break out in 10 years, which scared the protagonist to death. But at least this system still has some conscience. In order to avoid the death of the host it finally found, it directly gave the scorpion's inheritance... **Writing This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.