In a twist of fate, the soul of a post-apocalyptic war god and skilled female doctor in both medicine and poisons transmigrates into the unknown Feng Dynasty. The memories of the original body follow suit. What? A timid, weak illegitimate daughter with the same name is to be married off as a substitute? To bring good fortune? What a joke! Marrying a rooster? Hua Sijin extends her right hand and effortlessly twists the rooster’s neck. The unconscious prince is carefully carried into the bridal chamber, and as Hua Sijin casually brushes her wrist, she thinks, “Hmm… I can save him.”