The male lead time travels into a Republican Era novel, becoming the powerful Young Marshal of the Shanghai Bund. His smartphone's novel updates in real time, foreshadowing crises. He learns his father, Grand Marshal Yale, is attacked. He uncovers the truth: the steward and adjutant are hidden spies. Using foreknowledge, he eliminates traitors, breaks deadly traps, reverses tragic fate, and secures his position as Young Marshal.