Directed by Johnnie To Kei-Fung, Wai Ka-Fai | Starring: Gordon Lam Ka-Tung, Kelly Lin, Andy On Chi-Kit, Eddie Cheung Siu-Fai

Bun, a schizophrenic, former police inspector comes out of retirement to help a rookie detective solve a complex murder case involving a missing colleague and a suspected policeman suffering from a multiple personality disorder.

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