Love Undercover 3

Star Chow, an officer in the elite police unit, resigns when he is made a scapegoat for a botched investigation. He goes undercover at a school to complete the case and realizes a bumbling detective is also undercover as a student.

Sing, a dumb, lovable mainlander with supernatural powers comes to China to visit his uncle Tat. When it's revealed that Sing can see through objects, Tat employs him as "The Saint of Gamblers," and proceeds to set him loose in the gambling world.

Ko Chun, the God of Gamblers, vows to keep his identity hidden while looking for the gangsters who murdered his pregnant wife.

The hero Fong Sai Yuk becomes involved in the secret brotherhood "The Red Flower", who are trying to overthrow the Manchurian emperor and re-establishing the Ming dynasty. The social upheaval is combined with Sai Yuk's personal moral conflict about how to conform to the rigid regime of the brotherhood and on top of that sort out his difficult love life, saddled with two presumptive wives.