The Young Master Has Caused Trouble Again. Your Majesty, Please Go and Take Care of It.

Time travel changes life. Cheng Yu stepped on the tail of the Warring States Period and became Ying Zheng's only brother. He figured out that he would do three important things in his life: lie down. Lie flat. Or lie flat. Lying under the wings of the First Emperor, he lived his life safely and smoothly.