Viv Rook becomes prime minister, and while Edith investigates mysterious rumours, Rosie finds herself trapped in the system.

As the world recovers, Stephen and Celeste face a very modern nightmare, Daniel fights to keep hold of Viktor, and Edith finally returns home, carrying a terrible secret with her.

The Lyons family gather in 2019, unaware that their future holds many surprises. Absent sister Edith brings news from abroad that will change their lives forever.