Lin Yan died suddenly due to staying up late and traveled to ancient times. He became a frail and sickly poor scholar with a poor family. When he faced an existential crisis, he was helped by a taciturn but sincere playmate from his neighbor Shen Qingci. The two decided to prepare for the imperial examination together and support each other. They started from the countryside, experienced the daily life of spring plowing and autumn harvest, firewood, rice, oil and salt, and gradually passed the imperial examination and moved to the capital. In the intrigues and intrigues in the court, they adhered to the bottom line of double purity, trusted each other, and eventually became ministers of humerus in the Jinluan Palace. Their friendship transcended the world and became the most irreplaceable light in life. The story emphasizes the two male protagonists growing up together, the ambiguity of their parents, and the two-pronged struggle in the imperial examination and court.