At the end of the world, the blond girl opened the time array in order to save the world. Time went back more than 20 years ago. Demon Lord Ryusei returned to his boyhood with his memories. "This time, I will never let my family get hurt!" Ryusei secretly swore, but why does this world seem a little different? When did the Interpol Black Moon Cavalry, which was supposed to be just, turn into a killer organization? How did Xuan Yue, the top executor of the world government, turn into the evil villain Lucifer? And... Liu Xing glanced at the flirtatious person next to him,... Is this person really the son of the devil who wanted to destroy the world? What happened to this world? Liu Xing fell into confusion.
Private setting: The article is slower than the clear water
Purpose: Everyone is born to belong to the light