Mike, a cop who is becoming increasingly frustrated with his tiresome job with little benefits, whilst the criminals live a life of luxury. He is offered a undercover job to infiltrate a Triad gang led by Boss Tin. Mike slowly becomes engrossed in this world and in Tin's wife.
Unfortunately the movie Cop on a Mission is not yet available on HBO Max.
| Directing | Marco Mak Chi-Sin | Director |
| Editing | Marco Mak Chi-Sin | Editor |
| Writing | Wong Jing | Writer |
| Crew | Chi Shui-Tim | Stunts |
