The series tells a real-life tragic story of restaurant that was attacked on New Year's Eve, where a mass killing took place that left behind a large number of victims injured and killed.
Set in the 1970s, the head of the family, Rashed Al-Mather, is a successful, hard-working businessman, who turns away from his family, and suddenly disappears after his son gets married, leading the police to investigate to find out who would benefit from his disappearance.
For the sake of upholding their values and exacting justice, the Chief Inspector of the Traffic Investigation Department and the Superintendent of the East Kowloon Crime Squad join hands in a battle of wits and will against a lawyer who is known for finding loopholes to help his client.