A chief inspector in the anti-narcotics unit holds true to his beliefs as a police officer. He puts everything on the line to crack down on drugs and to bring drug traffickers to justice. How will our hero resolve this "bursting point" crisis?

In 1970s Hong Kong, the Independent Commission Against Corruption (ICAC) was formed to bring down the corruption syndicate led by British government officials. One of its top investigators is Senior Investigator Lau Kai-Yuen, who brought down countless corrupted officials. Just as he thought stability and prosperity are within reach, a new era of greed and riches takes him into a new battlefield of corruption.

A computer expert accidentally falls into the conspiracy of online financial crime and has to seize the time to participate in the struggle.

When a terrorist who specializes in explosives takes hold of an underground tunnel, he threatens to kill hostages if his demands are not met.

The details of undercover police officers are deleted from a police database and a senior officer is left struggling to know who are the undercover officers and who are the criminals.

Firefighters in Hong Kong's Pillar Point uncover dangerous truths as they battle an out-of-control inferno on Christmas Eve.