Kate Tsui
The story begins with a group of organised burglars successfully robbing a jewelry store. Wet-behind-the-ears new recruit Piggy (Kate Tsui) is plunged at the deep end in her first surveillance assignment working alongside her mentor, Sergeant Wong (Simon Yam). They work for the Hong Kong Police Force's Criminal Intelligence Bureau. After reviewing the jewelry store surveillance videos recordings, the force attempts to track down one of the robbers by staking out the neighborhood they think he lives in.