Su Qingwan, a modern surgeon, dies unexpectedly. When she opens her eyes again, she has become the legitimate daughter of the prime minister’s residence on her wedding day. As her bridal sedan sways and bloodshed lurks beneath the surface, she is forced into a deadly game spanning a century. The truth behind the original owner’s suicide by hanging, the strange poison afflicting the Ninth Prince Xiao Yu, and the conspiracies between the Su family and the Northern Desert royal court are all entangled with the legendary art of “twin souls.”
Forced to marry into the Cold Prince’s residence, Su Qingwan forms a deadly alliance with Xiao Yu, relying on modern medicine and the lost acupuncture art of the Nine Meridians of the Jade Pivot. At every turn, they face murderous danger. Poisoned wine, poisonous insects, and a soul-suppressing coffin: every trial is a fight for their lives. Broken jade pendants, seven-star marks, and quantum rifts: every object hides secrets of space and time. She discovers that her soul is the “medicinal catalyst” connecting the past and present, while the truth behind the century-old Lin family curse lies dormant deep within Xiao Yu’s lifeline.
As war flares once more in the Northern Desert, three hundred brides’ skeletons beneath an icy lake, the wreckage of a medical pod from the stars, and the Blood Sacrifice art of Medicine King Valley emerge one by one. The two are forced to travel between an ancient battlefield and a modern operating room. Fighting poison with poison and feeding their souls to the formation, can they break free of the cycle of fate that binds them to “meet again year after year”? This medical and poison duel spanning time will finally reveal the cruelest sacrifice behind the twin souls…