Where is airing: BBC One
How many episodes in 4 season: 6 episodes
The section is challenged by escalating tensions at a community event, while the investigation into Dana Morgan's drug partnership with Tina McIntyre falters.
In the wake of the attack on Amira, Grace's determination puts her in danger, while Mo spirals further with unhappy consequences.
As Gerry's cuddle trial begins, Mo's unstable mental health ignites a struggle between the state and justice. Shane has a tense stand-off with Lee.
Sandra reflects on a secret Gerry once shared with her and realises that she is in possession of volatile information.
Sandra enlists help to expose Gerry's secrets, while Tommy and Shane inch closer to exposing the drug pipeline.
Life is in the balance after the explosion at Katie's house, while Gerry's evidence on state collusion is released. The section race to put an end to Morgan's empire.
