Sora is a Japanese novelist. He didn't sleep for three or four days because he was on a trip and couldn't catch up on the manuscript. Then he accidentally fell from his chair and fell to the ground and traveled through time to an imaginary era in China. However, Sora didn't know the history of China. He only knew that he traveled to a country in ancient China. When he met Linghuyou, he accidentally lost his virginity to him. He didn't expect that this country is male-male...