Cheung Choi-san must catch the vengeful gang leader behind a series of bombings in Hong Kong. But the culprit threatens to kill dozens of hostages if the police cannot fulfil his demands.

Release date: April 20, 2017 (Hong Kong)

Director: Herman Yau

Cantonese: Caak3 Daan2 Zyun1 Gaa1

Music by: Mak Chun Hung

Box office: US$68.1 million

Produced by: Andy Lau; Alvin Lam; Chan Pui-wah; Esther Koo; Alice Chan