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.

Mohammad is a young asylum seeker from Pakistan. To make a living, he works illegally as a night delivery worker. He strives for a better life in a city with no identity and future in store for him. Despite his limited income, Mohammad helps out the single mother and her young son from Africa. He spends his days with his compatriots looking for jobs and waiting for their application results, hoping indefinitely for a miracle. Marginalized and ostracized, they survive in cracks and crevices of the city, trembling with rage and despair, waiting for dawn to come.