In episode 5, a character discusses wanting to pay for a treatment using their inheritance, which triggers rising tensions within the family, especially as it coincides with plans by the uncle and father to sue them, highlighting the family's internal conflicts and greed.

Gray is attacked and left unconscious, which creates a tense and urgent atmosphere as Bella informs John about Gray's condition and they rush to the hospital, adding to the episode's dramatic tension and concern for Gray's wellbeing.

At the hospital, Rose reveals significant financial losses in Arnaud Tissier’s company, complicating the situation further when Sally Wright promises a substantial investment, intertwining financial drama with the family’s inheritance conflict.

The episode uncovers family secrets and conflicts related to the grandfather’s murder, with accusations, lies, and hints of blackmail surfacing during interrogations, which deepen the mystery around the inheritance and the will changes.

A major revelation in episode 5 threatens to ruin Sally Wright’s legal challenge to the will and destabilizes her entire family life, while DCI Morgan intensifies his investigation by closing in on his prime suspect, escalating the stakes for Sally and her family.