This is a fact he had to face! Because of a rare high-speed rail accident, he inexplicably arrived in this unfamiliar era and entered the body of a sixteen-year-old scholar.,If he had a choice, he would still rather be a child of the 21st century.,Lin Haoran's days were passing pleasantly. That day, he returned from negotiating a contract with the library of a certain university and had a beautiful encounter with that tall elder sister.。