The protagonist Zhu Sheng was reborn in the 20th year of Wanli (1592) and hid in the cold palace as a concubine.
The Imjin Japanese Rebellion broke out in North Korea, causing turmoil in the country. Emperor Wanli became cold towards government affairs. The protagonist quietly makes plans, wins over his confidants, recruits talented people, emerges from a palace coup, becomes the regent, and officially embarks on the road to becoming emperor.
Looking back many years later, I am the Emperor of the Earth.