Kuaiwen: I Rely on the Good Pregnancy System to Become a Top Favorite

[Quick travel + childbirth system + micro palace fighting + cool writing + no fixed CP] After Jian Shuhe, who was addicted to work after her boyfriend cheated on her, suddenly died, she was accidentally bound to the childbirth system to complete the project together. If she completed the task of leaving children for key people within five years, she would be rewarded with a lifespan of 123 years old... World 1: [The middle-aged childless founding emperor VS the pretty and smart new concubine from a poor family] After the emperor ended his chaotic rule with frequent wars, all his children died in the war. After two years of staying in the imperial city, no concubine was pregnant. A new concubine was drafted into the palace. Unexpectedly, a little girl from a poor family gave birth to a pair of twins!