I became rich through business in the ninja world

Introduction: Ugetsu traveled through time to a world full of ninjas, and got a second-week script that started in hell. In addition to almost dying due to lack of money for medical treatment, his father also disappeared after the goods he bought through selling iron were intercepted. What was left to her was a shabby store that had been ransacked by employees who were unpaid wages. Not only that, the whole world seems to still be living in an era of war. Ninjas fight and kill all day long. Ordinary people live in the cracks. The quality of life and entertainment index of the whole world are negative. Ugetsu: .........This life must be too hard. Even if you survive, there will be no fun at all. Yuyue copied the Internet company from her previous life