Introduction: The Sudan is a modern senior tutor with an annual salary of one million. He has a good physique but has never been married or pregnant. After achieving wealth and freedom and retiring early, he unfortunately dies while traveling. When he is about to die, he is bound to the childbirth system. In order to survive, he must go to various small worlds to give birth to children for the male protagonist who has no children. World [-]: After learning that the male protagonist is infertile, his sister does not want to marry. If Sultan marries the male protagonist for his sister, he originally only wanted to be an emotionless task machine, but unexpectedly, the male protagonist becomes passionately devoted to him. World [-]: The cold-blooded emperor was obsessed with his career and did not engage in womanizing after he was diagnosed as an heir. He was forced to enter the draft. He originally wanted to dismiss all the show girls. If the Sultan planned to keep them, the emperor's little show would be ruined.