Watch Line Walker: The Prelude Online

In 2010, Cheuk Hoi secretly travels to Bangkok to conduct a drug operation with his undercover agents in Thailand. As they finish their mission and are about to leave Thailand, an explosion causes all of Cheuk Hoi's undercover agents to die in a sea of fire. At the same time, Cheuk Hoi's good friend, CIB Inspector Lai Sir, is killed for unknown reasons, leaving Cheuk Hoi in charge of a female cop who is not yet officially an undercover. Cheuk Hoi knows that Lai Sir still has undercover agents whose identities have been deleted. To learn the truth about Lai Sir's death, Cheuk Hoi must find all of the undercovers. He and Suk Mui begin to search for the undercover agents. Read More

Watch Line Walker: The Prelude online. Featuring Michael Miu and Jessica Hester Hsuan, Line Walker: The Prelude has 1 seasons and 30 episodes in total. It is available for streaming online in the USA on 1 services such as Tubi TV. It is classified as Crime and Drama genre series and the average rating across the web is 8. The TV series was filmed in Hong Kong and was first aired on 2017. Read Less