Qin Ye, who was born twenty years into the Qian Dynasty, unexpectedly got entangled with the sixth prince Chu Lan, who was disguised as a man. The belatedly introduced heirloom counselor system bound the two, and they would be wiped out if they failed. Qin Ye relied on modern knowledge and systematic props to help Chu Lan solve Wuhuan's puzzle, seize the leader of Qiu Wei, and put an end to the border chaos, all the while slapping the third prince and the treacherous Prime Minister's henchmen in the face. The two went from testing each other to becoming deeply in love, and Chu Lan's pregnancy revealed the truth about her daughter's identity. In the end, they work together to smash the conspiracy to usurp the throne, Qin Ye ascends the throne as emperor, and builds a prosperous era of Qian Dynasty with Chu Lan.
