With the support of the head of the Police Authority, Guangzhou's top villain Ho Kei-Kin (Dayo Wong) has been riding roughshod over everyone around him. He is so manipulative that he has explored every possible means in his fight for a house with the buck-toothed owner Ling Yuk Tsui (Cecilia Yip). However, he was originally a kind-hearted person. His change of heart was due to him being mistreated by his father back when he was a child. His father once nailed him inside the coffin, which led to his fear of being trapped in the dark...