Agent Jon contemplates leaving the force until he learns his brother is working as a mercenary for a former colleague who betrayed their team.
Jay Chou
Jon
謝霆鋒
Man Yeung
林鹏
Rachel
白冰
Ice
安志傑
Sean
廖啟智
Man Tin
吳嘉龍
Ross
洪天照
Mark
姜皓文
Russell
李馨巧
Champ
金燕玲
Jon's Mother
吳浩康
Man Yeung's Former Partner
