Set in Hong Kong, China, four years after the events in Line Walker, Sit Ka-keung (Raymond Lam) continues to work as a Hong Kong Police Criminal Intelligence Bureau (CIB) undercover officer, while Cheuk Hoi (Michael Miu) opens a coffee shop after being released from prison. CIB Chief Inspector Cheung Kei-gee (Mandy Wong) suspects Check Hoi of joining the triad and investigates him. The Security Bureau establishes Security Intelligence Agency (SIA), a new intelligence department. The principal investigator of SIA, Wai Chok-wing (Kenneth Ma) invites Tsui Tin-tong (Benjamin Yuen) to join SIA. Chum Foon-hei (Benz Hui), who was thought to be killed by Bao Seed, returns to Hong Kong to track down the leader of an international crime organization, Eternity. The true identity of Wai Choi-wing is later revealed to be Ngai Tak-lai, the younger paternal half-brother of Victor Ngai Tak-shun...
Episode 1
Nov 9, 2020
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Episode 2
Nov 10, 2020
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Episode 3
Nov 11, 2020
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Episode 4
Nov 12, 2020
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Episode 5
Nov 13, 2020
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Episode 6
Nov 16, 2020
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Episode 7
Nov 17, 2020
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Episode 8
Nov 18, 2020
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Episode 9
Nov 20, 2020
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Episode 10
Nov 23, 2020
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Episode 11
Nov 24, 2020
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Episode 12
Nov 25, 2020
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Episode 13
Nov 26, 2020
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Episode 14
Nov 27, 2020
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Episode 15
Nov 30, 2020
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Episode 16
Dec 1, 2020
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Episode 17
Dec 2, 2020
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Episode 18
Dec 3, 2020
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Episode 19
Dec 4, 2020
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Episode 20
Dec 7, 2020
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Episode 21
Dec 8, 2020
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Episode 22
Dec 9, 2020
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Episode 23
Dec 10, 2020
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Episode 24
Dec 11, 2020
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Episode 25
Dec 14, 2020
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Episode 26
Dec 15, 2020
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Episode 27
Dec 16, 2020
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Episode 28
Dec 17, 2020
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Episode 29
Dec 18, 2020
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Episode 30
Dec 21, 2020
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Episode 31
Dec 22, 2020
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Episode 32
Dec 23, 2020
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Episode 33
Dec 24, 2020
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Episode 34
Dec 25, 2020
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Episode 35
Dec 27, 2020
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