A night out with his girlfriend goes badly wrong when Raza Shar is arrested and identified as a potential informant for London's Counter Terrorism Special Unit (CTSU). Detective Sergeant Gabe Waters is partnered with new recruit DC Holly Morgan.
Gabe needs Raza to get closer to Dadir, the brother of Yousef, his missing informant. A nervous Raza struggles with his new role as he befriends and spends time with the unpredictable Dadir and his Bridge Town Crew.
The terrorist cell is exposed and the final tragic details surrounding the attack on Café 66 are revealed. The fallout from these catastrophic events and revelations that follow change the lives of all those involved forever.