The body count starts rising around the siblings as Susan is found dead at the family home.Sian tries to reach Nathan, who's completely disappeared (following some worrying comments by Glen). Daniel makes a hard decision to resolve his financial troubles and get rid of Glen once and for all by accepting his brother-in-law Pete's loan… in return for his business, a decision Chloe isn't best pleased with.Chloe sees DS Morris, who has found a similar past case, involving a man called James… Daniel, meanwhile, tries to find Nathan for Sian. But when he finds where he's living, the place is full of Watson family videos; Nathan's the one who's been watching them all this time.In a dramatic endgame at the family home, the truth is revealed. Nathan is in fact James - Susan and Michael's son - who used his knowledge of the affair to poison and manipulate Dennis. Rejected as a child and put into care at Susan's behest, Nathan intended to get what we felt he was owed whilst inflicting revenge on Susan, by killing Dennis, inheriting his estate, and destroying the lives of his spoilt children. But things didn't go to plan when Dennis left everything to Susan instead, and Susan planned to move the inheritance back to the siblings. So, Susan ended up having to die too.As the drama resolves, Nathan ties up the siblings and sets the family house on fire, leaving them to die…. But Glen arrives, saving Sian and the others.As the house burns and Nathan's arrested, the siblings watch in despair – their past in flames, their secrets and lies revealed. But as they watch the house burn to the ground, out of the ashes of the past may come a new relationship between them, this time based on truth.

Starring:

Samantha Bond, Larry Lamb, Kevin Whately, Moe Dunford, Jemima Rooper, Pauline McLynn, Gaynor Faye, Kevin Harvey, Rob James Collier, Adil Ray

Genre:

Drama, Thriller, Mystery