A human being with extraordinary talents will soon die due to a curse deep in his soul. At the last moment, she prayed to the legendary demon to exchange her soul, just to maintain the glory of her body. The soul that came to this body was the soul fragment that had been lost by this human being, but all the memories had long since disappeared. With the injection of this new soul, in order to maintain the heart beating of this body, she signed a contract with a mysterious organization under the recommendation of the demon, and obtained life support, but she could never escape...
Intent: Weak souls become stronger through challenges one after another