Episode 1

In this first episode, Gillian takes a forensic look at the police investigation and discovers worrying assumptions and problematic omissions. There is also a key witness who was never questioned by the police - Ruth's 10-year-old son Andre, who took his own life in the 1980s. He left behind an cassette that Gillian uses to piece together what the boy knew. Experts shed new light on the involvement on an alleged accomplice and Gillian tracks down those who met Ruth and David.