Kirsty and Sarah start investigating from opposite sides of the world. We learn what it was like to live at Porirua, and fight through red tape to get Sarah's adoption records, which reveal more about Nellie's background.

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"I feel like they've got control of the narrative - if it's one of several men they say were my father why don't they name them? Are they leaving that out to protect me?" - Sarah

How did Nellie end up incarcerated as a teenager? Kirsty and Sarah start investigating from opposite sides of the world - Sarah lives in the UK and won't be back in New Zealand for another month.

We learn what it was like to live at Porirua, and fight through red tape to get Sarah's adoption records, which reveal more about Nellie's background.

Go to this episode on rnz.co.nz for more details