Line Walker (2014)

Chief inspector of Hong Kong’s Criminal Intelligence Bureau, Cheuk Hoi, is suspicious of his close colleague’s mysterious death. Adding to the enigma, he discovers that the five undercover agents who were in constant contact with his dead friend have all vanished.

• First Air Date: 2014-08-25
• Last Air Date: 2020-12-01
• Total Seasons: 3
• Total Episodes: 98
• Episode Runtime: 42 min.
• Network: TVB Jade
• Creator: Tommy Leung Ga-Shu