When a celestial treasure, the Heavenly Book, falls to the mortal world, two reincarnated immortals, Ao Qi and Qian Mo, must uncover their shared destiny. Reborn as humans, Cheng Qi and A Lin, they join forces to protect the book and face trials that challenge their strength and commitment to justice.

On their third wedding anniversary, yamen officer Chen Yiqu and physician Yang Tao are about to peacefully divorce when they’re suddenly framed as enemy spies and forced to go on the run, turning their farewell into a thrilling fight for survival and the truth.