快穿：对照组女配在线鸡娃逆袭了 (Associated Names)

Tang Xin died. Before her death, she was bound by the system and asked to go to the three thousand small worlds to save the blackened souls. After looking at the thin and vulnerable children, Tang Xin clenched his fist. Why don't you just take care of the kids? She can! Become a control group?…