Before We Die - Episode Guide

When her married lover and fellow police officer Sean Hardacre goes missing in mysterious circumstances, DI Hannah Laing persuades her colleagues to launch an urgent manhunt. She manages to contact one of Sean's confidential sources, but can `Izzy" help her find him before it's too late?

Hannah and her new partner Billy start investigating the Mimica family. But a shocking discovery makes Hannah want to pull the plug on the entire operation.

Stefan discovers that Christian has been meeting with Hannah. Will Christian be forced to take drastic action to protect himself?

Traumatised by what he's done, and hopelessly tangled up in the undercover investigation, Christian takes a trip with Davor that will reveal everything he needs to know

With Christian out of action, Hannah and Billy are at a loss - and it begins to look like the Mimicas will get away with their crime

In a dramatic final showdown, the undercover police team attempt to bust the Mimicas' drug smuggling operation. But they're in for an unpleasant surprise.

Hannah and Billy join forces once again to try to uncover the leak at Police HQ in Bristol. Dubravka is joined by her nephew Goran and comes under pressure from the family in Zagreb to shift the drugs. Meanwhile, Christian and Bianca find that their Costa Rican hideout isn't as safe as it seems….

Against her will Bianca is reunited with her mother Dubravka and quickly becomes a prisoner in her own home.  Christian tries to get back to the UK undetected to save her. Hannah and Billy have uncovered the mole and struck a deal with him to reveal all before Dubravka can intervene. 

Hannah and Billy begin to suspect they can't trust their boss Chief Superintendent Kane. When they discover Bianca is back but alone, Hannah fears the worst for her son Christian but Billy reveals a plan to keep him safe. The race is on to get to Christian before the Mimicas can. 

Hannah and Billy hunt for the rat that betrayed them and finally make a break-through in the case – this time their boss Kane is prepared to listen and is in for a shock. However, the closer they get to finally bringing down the Mimicas, the more danger they find themselves in.

The police close in on the Mimicas and Nicky Harris in Bristol. Each fiercely determined to secure a better future for their families, the war between Hannah and Dubravka reaches a bloody conclusion.