Zhu Yuntong, a descendant of Crown Prince Yiwen, finds himself in the turbulent imperial court of the Ming Dynasty. Unwilling to be constrained by the rigid rules of the imperial clan, he follows his own convictions and has earned the teasing nickname of the "Rebellious Grandson." As various factions at court struggle to keep one another in check and one difficult problem after another arises, he uses his extraordinary strategic brilliance to reconcile the powerful noble families with the imperial clan and strengthen the foundations of the Ming Dynasty. His unparalleled foresight and talent are unmatched. From civil officials to powerful nobles, everyone is thoroughly convinced by him, and people throughout the court and the land praise him as the peerless imperial grandson of the Ming Dynasty.