The story returns to the days leading up to Mary's death and the truth is finally revealed. But will it satisfy Cat?

Reeling from the impact of another tragedy, Cat is presented with a dark choice to make, depending on whether she seeks the truth, or revenge.

In the aftermath of the funeral, Cat finds herself on the receiving end of Jim's apparent mercy.

The day of the funeral arrives and the extended family gather to bury Mary. Jim reintroduces a strange and distant relative to the household.

Cat struggles to get her suspicions taken seriously after her mother's mysterious death. She tracks down an old friend from her past who may be able to shed light on the present.

Cat arrives at her childhood home where her mother has just died and immediately starts asking awkward questions.