Police in the Morecambe Bay area in Lancashire investigate missing persons and suspicious deaths.
Cast:Daniel Ryan , Erin Shanagher , Andrew Dowbiggin , Thomas Law , Marsha Thomason , Barry Sloane , Georgia Scholes , David Carpenter , Morven Christie , Kerrie Taylor , Lindsey Coulson , Simon Manyonda , Emme Haynes , Taheen Modak , Grant Crookes , Michael Barlow , Imogen King , Art Parkinson
When twins Holly and Dylan Meredith go missing, Family Liaison Officer Lisa Armstrong realises her connection to the family might be more than just professional.
With the Meredith family reeling from Dylan's death and Sean's arrest, Lisa is charged with investigating Sean's alibi and makes a game-changing discovery.
Nick Mooney has gone missing, Holly's backpack has been found, and Lisa's children both get into trouble.
With Nick seriously injured in the hospital, Lisa furiously seeks out Sean, while Med feels increasingly sidelined. Sean's revelations lead the team to suspect Nick might have vital information about Holly and Dylan, and they desperately wait for him to regain consciousness. Meanwhile, Rob attempts to leave the online forum, but finds it is not as easy as he had hoped, and Sam tries to offer Abbie a way out from Vincent.
A confession to Lisa shines a new light on Dylan's killer, Abbie has a terrifying experience with some local junkies while Med begins his own investigations.
Despite what Holly tells the police that she killed her brother, they believe there's is more to the truth than she has told them.
After dealing with the repercussions of her actions from last year, DC Lisa Armstrong is given the opportunity to step up when asked to assist a murder investigation in Morecambe.
Determined to ignore Andy's unexpected arrival the night before, Lisa throws herself into the case and discovers a significant lead from her only eyewitness.
As the team press on with the investigation, Lisa and Med dig deeper into the family and discover not all relationships with the victim were amicable.
Following an unexpected turn in the case, Lisa and the team struggle to keep their heads in the game as they're forced to accept help from a new unit.
A rash decision unsettles Lisa, so throwing herself into her work, she pursues a new line of investigation, and as the evidence against one suspect mounts, a desperate Manning makes a choice that risks the integrity of the case.
As a confession brings the team closer to the truth, Lisa identifies a suspect but conflicting accounts leave her questioning what to believe.
DS Townsend is immediately thrown into the deep end when a body is found in the bay on her first day in the job. She must get under the skin of a grieving and complicated family if she has any chance of solving the premature death of an aspiring young boxer.
An uncooperative suspect causes difficulties for the team, and a frustrating turn in the case causes tensions to rise within the community, leading to an unexpected altercation.
Several major developments in the case point the team towards suspects in surprising places. Meanwhile, Erin offers an olive branch to Conor.
It's the day of Saif's funeral, and as Jenn watches closely for any suspicious behaviour, divisions within the Rahman household widen.
Shazia's explosive revelation threatens to destroy the Rahman family. The police investigation grinds to a halt until a vital clue offers a glimmer of hope.
Jenn remains determined to find out the truth about Saif's murder. With one suspect arrested, the race is on to find the missing pieces of the puzzle before the killer escapes.
Jenn is working late when an emergency is called in. She races to the scene to find horror unfolding for a broken family and must now uncover the truth behind it.
The Morecambe community rallies around the grieving Metcalf family. Jenn and the team find key evidence that all was not well in the Metcalf home, while Jenn's own home life is causing sleepless nights and disagreements with Chris.
Friends and loved ones hold a fund raising event for The Metcalf family, Dean is reluctant to attend.
The Metcalf kids struggle to cope with their loss, while Dean surprises Jenn by pushing to return to work. CCTV evidence leads to a major case development, while Chris and Erin's disagreements reach new heights, leaving Jenn frustrated.
Dean is confronted with another life-changing event, but when Jenn fears that Dean will do something he regrets, she loses sight of troubles with her own family.
Jenn makes an arrest, and learns about a significant family link in the case. Erin moves in with Jacqui, and quickly realises the life she'd have living with her mother.
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