The heir to the Elf royal family was poisoned before the final trial and was transported from the fantasy world to the current technological era by a magic teleportation array. He will complete his future training here, but how can he protect the entire royal family, protect his sister, protect the royal family, and protect the entire country when his body is human? Can he return to his own fantasy elf world from the 21st century technology era without magic? What mood does the heroine bring to bring him to another world? How to travel to the past and receive blessings from the gods. His elf's cold and arrogant name is Mo Xingchen. His name in the modern technological era is Li Mubai, or call him Xiaobai!