Lik-kei, Ho-fan and Chung-ying are evading the baddies. In an elevator, Lik-kei abruptly has breathing difficulties and collapses. After being pursued by assassin, Ho-fan keeps hiding in his room all day long. He is only willing to contact Lik-kei. Crime Unit tells Lik-kei to resume duty and protect Ho-fan. The duo are polar opposites and often get into hilarious situations. Ming-kwan is really scared as tough guy W wants him to settle his debt. To raise money, Ming-kwan uses some excuse for buying new machinery to embezzle company funds. But some document requires Ho-fan’s signature. Ho-fan refuses to sign as he notices some error on the document. Ming-kwan is frustrated. Lik-kei wants to track down the female accomplice mentioned by Ho-fan. He finds out Rising Apparel Limited has exactly lost the key date’s CCTV footage.