A hunt – across closed borders and broken promises – for the truth and to find a little girl, taken.

BBC journalist Sue Mitchell and ex-soldier-turned-good-Samaritan Rob Lawrie thought they were involved in the heart-breaking, but straightforward story of a father and his motherless daughter as they struggled to get to Britain. The following four years saw Sue and Rob fall into a web of lies and life changing, mind changing events.

Girl Taken is a 10-part podcast from BBC Radio 4.