Daming: Bloodline Feedback, Giving Birth to Children to Create a World Where the Sun Never Sets

He traveled through time and became Zhu Zhen, the sixth son of Zhu Yuanzhang, and was bound to the "bloodline feedback" system. With each additional heir, you can obtain food, weapons, and even future technology. In order to survive the catastrophe of vassal reduction, he openly proposed to marry at the court meeting, which shocked all officials.