After Finn Wallace, London's most influential criminal, passes away, Sean, his son, resolves to put an end to all illegal activities in order to track down the murderer. Elliot finds Finn's missing driver and works his way up the ranks.
While Sean learns the truth about his father's murder and becomes furious, Elliot manages to get in touch with a significant member of the Dumani family.
Sean puts a risky scheme into action. Lale is challenged to make an unthinkable choice. Elliot faces a new nemesis.
An increasingly skeptical Ed Dumani challenges Elliot's devotion. Sean hosts a dinner to try to bring the two families together. Alexander is invited to see a former friend.
After spreading mayhem, Darren hides out on a secluded farm, but a shadowy gang of mercenaries discovers him and forces Kinney to hurry to arrive in time to stop the bloodshed.
As the Wallaces withdraw to a safe house, Marian forces Sean to find Finn's murderer. Elliot's recovery is disrupted by an unexpected threat.
Following the revelation of the truth of Finn's death, the Wallaces and the Dumanis will never be the same. In the meantime, Luan must face the fatal results of his deeds.
The Wallaces are compelled to hide since the stakes are higher than before. Luan puts his life in danger to get rid of Mosi. Elliot tries to save a coworker's life.
Old feuds are resolved by forging new alliances after the death of many, and Elliot is forced to make a decision that will determine his future, while Sean discovers the truth about a traitor who has been around him all along.