Joanna is struggling with life as a new mum, and flying to Melbourne is a huge additional strain. Exhausted and emotional from the journey, the couple finally arrives, where unforeseen events and the public scrutiny change their lives forever.

The search for baby Noah leads to the arrest of Alistair's ex-wife Alexandra, but things are not what they look like. Joanna is driven to the holiday cottage, which is now a crime scene.

Joanna and Alistair become increasingly distressed, as Elizabeth's house is searched. Alistair wants to find out what the police know, as Joanna's strange behavior confuses him.

Joanna and Alistair go back to Scotland under scrutiny from the media. They try to rebuild their lives, but a surprise delivery changes everything.