Daming: in Order to Make a Flintlock Gun, You Betrayed Your Daughter?

He traveled through time and became Zhu Yuan, the third son of Zhu Yuanzhang, and was bound to the work schedule system. As long as you work and rest according to the time specified by the system, you can get rewards. "Ding, congratulations on going to bed between Youshi and Chen according to the schedule. You will be rewarded with +5 physical fitness;" "Ding, study at Sishi and reward the thoughts of Gu Yanwu, a representative of Confucianism." "Ding, research firearms in the future and be rewarded with flintlock technology!" … Zhu Yuanzhang: Son, this flintlock gun is so powerful! Zhu Fan: Where are you from now? I also want to study rifled guns, which are much more powerful than this! Xu Da: Then hurry up! The Northern Expedition needs this thing, hehe. Zhu Fan: It can't be fast. The recent work schedule has not arranged this. Instead, it has arranged for me to find a wife first. Xu Da went home: Miaoyun, how about you become Zhu Fan's wife and let him study rifled guns quickly? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.