After the over-the-top stylings of his Mainland undercover thriller Extraordinary Mission, Alan Mak returns home to the twisty psychological Hong Kong crime thriller. Co-produced by his brother-in-filmmaking Felix Chong, Integrity follows King (Lau Ching Wan), an officer of the ICAC (Independent Commission Against Corruption, for those who’ve never seen a Hong Kong film of the past 10 years), who is grooming corporate accountant and whistleblower Lui (Nick Cheung) to testify in court against a tobacco trading company and a customs officer (Anita Yuen) accused of collusion and bribery in smuggling cigarettes onto the black market. But on the day of the hearing, Lui absconds to Australia, seemingly struck with cold feet. But as King’s colleague (and estranged wife) Shirley (Karena Lam) is dispatched to Australia to bring him back, it soon appears that he’s much more than a simple whistleblower, and his escape to Australia isn’t motivated by fear.

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