About this season
Joanna finds an unidentified man dead in a lift in a underground car park after a devastating flood, police assumes that he became trapped as the waters rose, but she is obsessed with discovering what happened to him.
Episodes (6)
1. Episode 1
Aired 18 January 2026 • 46 min
Newly-promoted to the murder team, Detective Jo Marshall investigates a perplexing double murder while working in secret.
2. Episode 2
Aired 19 January 2026 • 47 min
As Jo and Sam struggle to find a link between Xav Palmer and Todd Drake, the discovery of the murder weapon shifts attention to the prominent landowning Benson family.
3. Episode 3
Aired 25 January 2026 • 45 min
When Jo discovers that the two dead men and an accomplice targeted a nearby chemical company, she must find this third person before it's too late.
4. Episode 4
Aired 26 January 2026 • 47 min
Jo and Sam find themselves with two surprising suspects in custody while the pressure mounts on Sergeant Mackie when he makes a discovery that turns everything on its head.
5. Episode 5
Aired 1 February 2026 • 46 min
Donna makes some interesting admissions whilst being questioned, Sergeant Mackie's acts become apparent and Jo takes matters into her own hands.
6. Episode 6
Aired 2 February 2026 • 46 min
Declan is located and Sergeant Mackie catches up with Jo.