When the child wakes up, he is surprised to find that he has been reborn as the founder of the Republic of Ren-Yue. He is also surprised to learn that the two guardians of him, yue-yong and ze-bai, are also the founding emperors of the republic. . The two guardians explain that they have no interest in protecting the Republic, as their master is a human being. They have made a soul-bound contract with the child, so they will stay in the world whenever the child reincarnates. But as the price of their services is limited, they will not be able to completely eradicate the monster