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
Underwater
After discovering a body after a devastating flood, PC Jo Marshall begins investigating the man's possible murder - however, pursuing the killer will change everything for her.
The Arrival
Jo's actions bring an unwelcome visitor to Waterside, who threatens to expose her secret investigation.
Connections
Jo is troubled by Lee's connection to Tasha and Daniel, and Pat grows suspicious as she continues with her investigation.
In Too Deep
As the investigation escalates and suspicion builds around Tasha, Jo finally makes a breakthrough and Molly finds herself in danger.
Gathering Storm
With Pat now a part of her investigation, Jo and Tasha discover an unexpected side to Daniel's life and Jo closes in on the killer.
Breaking Cover
Jo finally gets the answers that she has been searching for, but the truth will change everything.
Top Cast
Sophie Rundle
PC Joanna Marshall
Nicholas Gleaves
Sergeant Phil Mackie
Matt Stokoe
Pat Holman
Lorraine Ashbourne
Molly Marshall
Philip Glenister
Jack Radcliffe
Jill Halfpenny
DS Sam Bradley
Alun Armstrong
Alan Benson
