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.

Dominic Littlewood follows the people charged with upholding the law and handing out fines, including traffic wardens, the police and environmental crime officers.