In order to save the fetus in her womb, the night queen of the night clan (Luoxia Fairy) took the Sun God Clan's Yuan Xiu Jin Dan stolen for her by the Phantom Warrior Legion, which was supposed to be a spiritual pill for the little princess (Xing Hailan) who was also about to be born in the Sun God Clan (Qinglong Clan), so that she could protect her body with fairy qi as soon as she was born, and she did not need to experience the complexity of the human world. The theft of this gold pill inspired ...... A thousand-year battle between the Sun God and the Night Clan. After night, the newly born little prince of the Night Clan (Ye You) was escorted by the Phantom Warrior and sent to the old man of Tianji, hoping that he could bless the little prince's safe growth and stop the dispute between the two countries in the future. Seeing that he was able to suppress the light of the Spiritual Cultivation Pill as soon as he was born, the old man of Tianji concluded that the little prince would have an extraordinary future, and he would also be bound to the fate of the owner of the Spiritual Cultivation Pill, Zhao Kexin (Xing Hailan). Because the little prince's body contains the power of the spiritual pill, the demon gods of the Three Realms are vying to get the treasure, before the little prince has mastered the power of fusion, in order to protect the prince's life, the old man of Tianji turned the time disk, sent it to the future human world, concealed his identity, and wished it to grow up safely, in 2021, the grievances between the Japanese princess Chunliang and the night kingdom demon king.