A Turkish cartel informs the Kinsellas that they are obliged to pay a sizeable debt owed to them by Eamon Cunningham. Viking is released from prison intent on making trouble, and a looming presence from inside the family returns.

With Bren continuing to undermine Amanda's power, and the gardaí focusing their attention on her operations, Amanda is really feeling the pressure. And all that is before she discovers the personal and professional betrayals being conducted against her. Elsewhere, could Kem be in grave danger as under pressure from Bren, Viking pays his old friend a visit? Amanda's lawyer Lauren Bridges meets her and informs her that the guards could be closing in. And finally, Michael's trip to pick up meds from a local pharmacy proves interesting...

Bren's chaos reaches an apex, and the family is driven to mayhem. Michael and Viking both suffer heartbreak, while Uncle Frank seeks a change. The Batuks sew their own discord, and Amanda and Jimmy's son Anthony does the unthinkable.

The conflict is put into overdrive as Michael and Jimmy find common ground. Amanda proposes an unexpected partnership for mutual survival. Anthony and Nikita try to come to terms with the consequences of their actions.