When Hannah Dawson, a university student, is found dead in the waters of Glasson Dock, Morecambe’s MIU team are called to the scene.
Jenn, who is returning to work following the death of her father, pushes aside her own grief to support Hannah’s broken family. Hannah’s mum, Julie, is forced to include Hannah’s dad, her ex-husband Steve, reigniting tensions with her new husband, Craig, and leaving Hannah’s brother, Bradley, caught in the middle.
