Hong Kong Customs and Excise Department officers Chow Ching-lai and Cheung Wan-nam share a close mentor-student relationship. On a case involving seized smuggled arms, Ching-lai is sent to take part in a joint operation with Interpol to capture a reclusive arms dealer. However, Wan-nam makes a drastic decision that further complicates the case.
Nicholas Tse Ting-Fung
Jacky Cheung Hok-Yau
Francis Ng Chun-Yu
Karena Lam Kar-Yan
Liu Yase
Shek Sau
Kenny Kwan Chi-Bun
Michelle Wai Si-Nga
Angus Yeung Tin-Yue
Justin Chu
Kenneth Lai
Melvin Wong Gam-Sam
Michelle Yim
Carlos Chan Ka-Lok
Polly Lau
Ben Yuen Foo-Wah
Amanda Strang
Brahim Achabbakhe
James Kazama
Vernon Fong
Alex Lee Yip-Kin
Ho Pak-Yin
Jai Day
Sebastian Mok
Go Shut-Fung
Samson Tsang Chung-Yuen
Zeed