The Chief furthers his dream of becoming a bestselling tartan noir crimewriter.
Marr continues to be a person of interest and when a police search warrant is granted, his house and possessions are pulled apart, he finally snaps and goes after Evie.
The police hold an appeal for the safe return of Jonjo. Anxiety is exacerbated by the fact that Jonjo suffers from bipolar disorder and has neglected his medication.
A murder in a small Scottish town sends the community into shock, and local detective Annie Redford is thrust into her first murder case.