Successful cellist Matilda puts her career on hold to investigate the strange link between her mother’s death and a young girl’s disappearance.

Matilda has some unsettling encounters with the residents of Penllynith, while events in Dean House become ever more sinister.

Matilda opens up old wounds for the residents of Penllynith, while Rose is pushed to breaking point.

Matilda starts to piece things together with help from an unexpected source, as Graves investigates the suspicious circumstances surrounding Ewan’s death.

Laura warns Matilda that she is in grave danger, and Hal vows to get to the bottom of things once and for all.

Matilda ignores Sean’s warning that her life is in danger in order to protect Davey.