She's the last line of defense. And it's a line you don't want to cross.
When a tough policewoman learns about a group of violent terrorists, she, along with her partner and a Japanese detective, does everything it takes to take them down.
Sequels and prequels
Crew
Directed by: David Chung, Derek Wan Man-Kit, Ma Chun-Wah
Produced by: John Shum Kin-Fun, Dickson Poon Dik-Sang, Yiu-Ying Chan