Demon King Kaon breaks the taboo and tries to bring his dead lover back to life. However, magic creates new existences beyond expectations. A little girl who looks exactly like his dead lover. However, her soul is a Korean woman named 'Lee Eun'. The Demon King tried to kill the child as it was a failure, but he thought it was something related to the will of his deceased lover, so he made her a princess. In that way, the only being who mixed the power of the greatest magician of mankind, 'Asela' and the Demon King Kaon, 'Luciana Lord Moon Blood Lane', was born. But that is the position of the Demon King! Lee Eun suddenly fell into another world on the day she won first prize in the lottery! "Send me back! I could have been happy in the modern world!" But why is this apex place more appealing? What is the prophecy of doom? In a world full of secrets. a new life unfolds where you will meet friends and family, friendship and love that did not exist in modern times, and even the pain of the past will be healed. "Asella, tell me the reason." Why we met.