Bishop and Pike get dragged into their most dangerous case yet, one that will truly test their morals. Meanwhile, the Unit are under the watchful eye of the new `by-the-book' Deputy Director, Richard Cockridge.
Tension mounts as Pike and Bishop are drawn deeper into the Markides family. Tanner sweats over her recent decision to steal a sum of `drug' money to fix a problem in her personal life.
As Alex regains control of the family, Mikey puts Bishop and Pike in charge of a gun-trafficking op. But the boys quickly find themselves out of their depth.
The unit must go off-the-books if they're to take down Alex and Mikey. Adrenaline-fuelled series finale. Strong language from the start and violent scenes.
