In a small Irish town, a respected doctor's wife dies; everyone believes her death was an accident, except his daughter, who mistrusts her father because of a childhood trauma.
The truth of the days leading to Marty's death is revealed, but the answer may not be the one Cat wants.
Reeling from the impact of another tragedy, Cat is presented with a dark choice betwen the truth and revenge.
In the aftermath of the funeral, Cat finds herself on the receiving end of Jim's apparent mercy and is forced to confront the question of her own sanity.
Tensions run high among the Hogan family on the day of the funeral, exacerbated by the surprise arrival of Jim's sleazy cousin Frank; Cat worries about Barry, who hasn't been returning her calls.
Cat struggles to have her suspicions taken seriously in the wake of her mother's mysterious death.
After a harrowing drive, Cat arrives at her childhood home, where she is met by her older brother Michael and their elder sister Fiona; though their mother had been ill, her death is a shock to them all.