Infernal Affairs III is a 2003 Hong Kong crime thriller film directed by Andrew Lau and Alan Mak. It is the third installment in the Infernal Affairs film series, and is both a sequel and a semi-prequel to the original film, as it intercuts events before and after the events in the original.

One man defeated three assassins who sought to murder the most powerful warlord in pre-unified China.

Lu and Feng are a devoted couple forced to separate when Lu is arrested and sent to a labor camp as a political prisoner during the Cultural Revolution. He finally returns home only to find that his beloved wife no longer remembers him.

In 1942, Henan Province was devastated by the most tragic famine in modern Chinese history, resulting in the deaths of at least three million men, women and children. Although the primary cause of the famine was a severe drought, it was exacerbated by locusts, windstorms, earthquakes, epidemic disease and the corruption of the ruling Kuomintang government.