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Former police officer Robert and his wife Katy left city life behind them after Robert was injured, whilst trying to protect a witness in his care. The witness, Susan Reynolds was fatally shot. Robert has been struggling with the guilt he feels over the death of Susan. In a bid to put the past behind them, Robert and Katy now run a guest house, hidden away in the idyllic Lake District. A surprise visitor turns up, DCI Mark Maxwell, an ex-colleague and old friend. He suggests that the guest house is perfectly positioned to operate as a safe house, Robert is tempted but will Katy agree?
When former detective Tom Brook hears news of a shocking abduction, he is convinced that the Crow, a notorious killer, is back. The family of the missing woman are soon placed under Tom's protection in his safe house.
As the search for Julie intensifies, John's erratic behavior causes Tom to become suspicious.
Tom makes a huge breakthrough in the case which leads him to investigate a shady estate agent with links to the past abductions. Meanwhile, after Dani gets herself in trouble, the shocking reason why she mistrusts John is finally revealed.
Sam finally finds out the explosive truth about Tom's reasons for leaving the police. Simon and Liam arrive at the safe house, but danger follows them.
