Before We Die Season 3 is to Premiere on All 4

Billy is alive, but for how long? Hannah uses Billy's tracker to find him. Dubravka worries that all the police attention has made her a liability so she decides to hand the business over to Goran and focus on her future grandchild. Hannah concentrates on rescuing Bianca which leads to a deadly standoff between the two matriarchs.

Hannah decides to take justice into her own hands, but a message from Bianca stops her in her tracks. Hannah and Billy make a breakthrough in their case linking police corruption to the Mimicas and share it with their boss. Billy tries to secure evidence linking Nicky to Dubravka but his mission leads him down a dangerous dead-end trail.

An assassination reveals that corruption in the force runs much deeper than anyone thought. Hannah and Billy start to suspect their boss may be involved. When she discovers Bianca has been sent home, Hannah fears for her son. Billy uses his global connections to try to get to Christian before the Mimicas can kill him.

Dubravka's daughter is unceremoniously shipped back to the UK like a piece of cargo. As punishment for her desertion, she is imprisoned in the family home. Meanwhile, Nicky is back on the hunt for Christian, but he is one step ahead of her. Hannah and Billy uncover the leak at police headquarters and strike a deal with them to reveal all. Davor's body is found and Dubravka swears revenge.

Hannah and Billy try to uncover the leak at Police HQ which resulted in the deaths of several of their colleagues. When Hannah's obsession concerns her boss, she and Billy pursue their own "unofficial" investigation. Christian and Bianca find that their hideout isn't as safe as it seems. Under pressure to move her cocaine, Dubravka meets with an intermediary who makes her a tempting offer.