The truth of Finn's murder is revealed and the Wallaces will never be the same.

Elliot's loyalty is tested by Ed Dumani; Sean throws a dinner to try and unite the two families.

The Wallaces are hiding; Luan tries to rid his life of Mosi while Elliot tries to save a life.

Lale is asked to make a hard decision; Sean enacts a dangerous plan; Elliot takes on a new foe.

The Wallace's retreat to a safehouse, meanwhile Sean is pressured to uncover Finn's killer.

Elliot's conflict reaches an exhilarating denouement, Shannon makes a grasp for power and Marian stands to lose everything. As Koba faces his biggest threat yet, who will emerge as winner in the battle for control of London?

In a thrilling penultimate episode, Elliot goes after those who have wronged him, but when his plan dangerously unravels, Elliot makes a shocking and strategic decision that exposes what he is truly capable of. Billy makes a shocking discovery.

Marian finds herself forced to reconsider everything she has built over the last year when new allegiances clash with the old. Meanwhile Lale is hiding in plain sight in London, and Koba launches a terrifying helicopter attack on his enemies.

Luan faces a desperate race against time that culminates in a violent showdown, and Ed starts to question if he's backed the right horse. Billy makes a decision about his place in the gang world, and Koba has an explosive encounter with a new foe.