Yu Jingyi was born into the Guang clan, one of the four major races. As a prince, he had an enviable noble life experience, but he was burdened with the most tragic fate. He was cursed by the most evil and powerful emperor demon in the world and could only live to be 350 years old. The whole world has given up on him, except his brother who loves him the most. Facing the invincible Emperor Demon Nightmare, he gave up his life and waited for death. The wheel of fate caused him to meet the holy blood elf Lan Xiaoxi. In order to save her favorite sister Lan Huayu, and to eradicate the evil Nightmare, the First Emperor from the world, she desperately helped him become stronger. From then on, they embarked on a thrilling, pure, beautiful and incredible journey of growth. After many hardships, he finally conquered the Lingyun Sword, one of the three great swords in the world, and possessed the most powerful power in the world, the Holy Spirit. He grew from a weakling to a hero who can protect the world. However, his beloved Xiao Xi left him forever because of this. He was so terrified that he "died" again. However, the curse has not yet been broken, the demons are still causing harm to the world, a thousand-year catastrophe is approaching, and the world is about to perish. In order to break free from the shackles of fate and save the world, he inherited the will of Xiao Xi and his brother and decided to kill the Emperor Demon Nightmare and protect his homeland. He did not hesitate to pay any price: he lost the love of his parents, the trust of his best friend, and even his favorite brother. What he got was the hatred of the whole world for him. However, my brother's will is still there, Xiaoxi's belief is still there, and he is the strongest version of himself. Finally, he killed the most evil and powerful Emperor Demon Nightmare in the world, gained great love, and protected great justice.