Benny Chan’s Divergence proceeds directly from the overwhelming and international success of the Infernal Affairs trilogy. It is not a cash-in, mind you : the kinship here is mainly to be seen in the tight storytelling refusing to be overly explanatory, the cold urban aesthetics and the stellar cast. The Hong-Kong superstar Aaron Kwok plays Suen, a cop whose girlfriend disappeared 10 years ago, and who’s never stopped looking for her, including at the morgue. He has been assigned to the protection of a key witness in the high-stakes trial of a corrupt businessman. The businessman’s lawyer (portrayed by Ekin Cheng) happens to be married to a woman looking remarkably like his long-lost girlfriend. That, coupled with the fact that the witness gets killed by a hitman called Coke (played by Daniel Wu), triggers a chain of events that put Suen’s mental and physical health to the test.

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