For millennia, there had been strife between the ancient Chinese dynasty of Shenzhou Mainland and the demon kingdom of Tushan. It was through a simple misunderstanding that Zhang Kuangyun, a native of China, and Bai Binglan, Princess Tianhu of Tushan, first crossed paths. Seeking to gain insight into her foes, Bai Binglan secretly pledged her loyalty to Zhang Kuangyun. As they navigated the hurdles of their differing backgrounds, perspectives, and evolving feelings, Zhang Kuangyun gradually uncovered secrets long buried in the mountains- the brutal massacre of his aunt and mentor's family, which had been carefully concealed. Bit by bit, a staggering plot began to emerge before him.