1. Episode 1
Lana and her team are called in to investigate a London black cab that has been abandoned in a wasteland - and soon realise that something more sinister is going on.
Trigger Point — Series 3
2. Episode 2
Counter Terrorism Police work to establish a link between the victims of the incidents, but a well-meaning intervention backfires and leaves the unit at a loss.
3. Episode 3
Counter Terrorism Command learn more about the recent murders with the help of Lana, but their progress doesn't go unnoticed by the bomber as their campaign deepens.
4. Episode 4
All hope looks lost for the remaining missing person until a new lead emerges - with Lana now known to the bomber, she must work harder than ever to avoid his traps.
5. Episode 5
The bomber's next target is symbolic of their whole campaign as Lana, who is rushing against the clock, must find the bomb in a search held amidst pandemonium.
6. Episode 6
After one last attack, Lana faces a reckoning when she uncovers the truth behind the campaign as the confession so desperately fought for finally comes.