The opening of The Tower II: Death Message sees Sarah and DI Kieran Shaw
testifying at Lizzie's misconduct hearing, a stark reminder of the Portland
Tower tragedy. Sarah's new role at Homicide Command is quickly thrust into chaos
as she's pulled into a chicken shop shooting investigation, though her
formidable boss, DCI Jim Fedden, keeps her on a cold case: the disappearance of
Tania Mills.

Sarah's investigation into Tania's case is complicated by the presence of her former work partner, DS Steve Bradshaw, who is leading the chicken shop shooting investigation. While Sarah's new partner, DS Elaine Lucas, proves to be a grumpy but capable ally, she's also distracted by the reappearance of her nemesis, Paul Stokes, the SIO of the original Tania Mills investigation.
Meanwhile, Lizzie, now cleared of misconduct, returns to Farlow Police Station, eager to prove herself. Her relationship with Kieran remains complex, filled with both professional and personal tension. Their partnership is tested when they're called to a domestic violence incident involving Georgina Teel and her boyfriend, Matt Brannon. Lizzie's trauma from Portland Tower resurfaces as she witnesses the scene of violence, and she's determined to bring justice for Georgina.
Sarah's investigation into Tania's disappearance takes a turn when she encounters Tania's friend, Robert McCarthy. Robert provides crucial information that the police had overlooked, leading Sarah to a new suspect: Ray Walker, a convicted sex offender. Despite Sarah's doubts, armed police storm Ray's house and arrest him.
Lizzie's efforts to protect Georgina are undermined when she's accused of pressuring her to testify against Matt. Matt is ultimately acquitted, leaving Lizzie feeling betrayed and frustrated.
As Sarah and her team interrogate Ray, tensions rise within the Homicide Command. Sarah's skepticism about Ray's involvement in Tania's murder clashes with her boss's demands. Meanwhile, Sarah's relationship with Steve Bradshaw remains strained, and she's forced to confront the consequences of her past actions.
The episode concludes with a shocking twist as Sarah discovers that the victim of a brutal murder is none other than Georgina Teel. The killer is revealed to be Matt Brannon, who had escaped justice earlier in the episode. Sarah is further rattled when she discovers that Lizzie was involved in the initial investigation and may have played a role in his release.
The first episode of The Tower II: Death Message sets the stage for a gripping season filled with complex characters, intricate investigations, and unexpected twists. As Sarah and Lizzie navigate their personal and professional challenges, they must confront the dark secrets of the past and the devastating consequences of their actions.