After his father died violently in prison, Yu Qianyi traveled through time and was reborn, vowing to find out the truth. A bronze mirror reveals palace secrets, and her fate is intertwined with that of King Si Yi of Xin'an County. He is the son of a deposed queen who is gentle on the surface but secretive in his heart. He secretly investigates the mystery of his mother's dethronement in order to seize the crown prince's position; she is the daughter of the Shangshu Mansion who works hard to reverse the case for her father, but in the process of pursuing the truth, she unexpectedly uncovers an unresolved fate from her past life. Huaqing Qiu's hairpin swayed during that month, and memories dissipated like water waves. The intrigues and emotions, fate and choices pushed them into the unpredictable abyss...
Purpose: to pursue the truth in the whirlpool of power and conspiracy, and to keep the truth in the entanglement of fate.