Ren Siyu, who crossed the boundaries of time and space, was accidentally involved in a war. Two cold-blooded men, Ce Shang Fengji and Yun Xun, are attracted to her at the same time. How should she choose? What is the relationship between the mysterious woman who controls everything behind the scenes and causes many conflicts between the demon clan and the Acropolis Corps? Why is it that all conflicts are finally resolved and all hatred is eliminated because of her?