在一次反恐行动中，由于情报失误，英国特警部队误杀了一名怀抱孩子的中东移民，负责行动队的首长决定将这宗丑闻彻底抹去，遂找来了知道真相的队员们统一口径，录制假口供。刑侦队长史蒂夫（马丁·康普斯顿 Martin Compston 饰）对于首长的决定十分不满，于是辞去了职务，被调往隶属于英国反贪署的秘密行动组。 史蒂夫的任务是调查一位名为托尼（连尼·詹姆斯 Lennie James 饰）的侦缉总督察，他因为涉嫌贪污而被列入了监视的名单。史蒂夫和女警探凯特（薇琪·麦克卢尔 Vicky McClure 饰）一同打入了托尼所领导的小组内部，史蒂夫却意外的发现，凯特还有另外一重秘密的身份。
播出日期: 2019-03-31
运行时间: 58 min
概述: Following the deadly hijack of a police convoy, AC-12 target a ruthless organised crime group known to have links with corrupt officers.
播出日期: 2019-04-07
运行时间: 58 min
概述: Kate and Steve attempt to track down a lead. A fresh police leak enables another audacious raid, while Steve’s attempts to gather information put him in a dangerous situation.
播出日期: 2019-04-14
运行时间: 58 min
概述: Corbett's most daring plan yet requires McQueen to exploit links with corrupt police officers.
播出日期: 2019-04-21
运行时间: 58 min
概述: Tensions rise in the OCG following the events at Eastfield. With troubling questions hanging over the identity of ‘H', suspicions mount at AC-12.
播出日期: 2019-04-28
运行时间: 58 min
概述: As the hunt for 'H' intensifies, Steve and Kate wonder if Hastings is guarding a dark secret.
播出日期: 2019-05-05
运行时间: 84 min
概述: In a nail-biting 90-minute finale, Hastings's secrets are laid bare. Will 'H' be revealed at last?
