Nicky clashes with Claire over a complex case. When Claire gets a death threat, Nicky's under pressure to find the source.

Nicky takes his family to Lindisfarne for a peaceful weekend break. But when Errol is arrested on suspicion of murder the unorthodox detective is determined to ensure local police prove his innocence.

A community support office turns vigilante. Nicky investigates complaints about residents being victimised by their landlord. Both Nicky and Astel are having relationship issues.