In February 2015, Goy Thongsi went on a diving expedition in Christchurch with four men she hardly knew. Within a few hours of setting out onto the waters of Motunau, Goy was dead and missing, and a cloud of suspicion surrounded her diving companions.

NZH Presents - Rainbow Warrior: A Forgotten History
02:11

Episode 5: Unmasking The Puppeteer
1:15:47

Episode 4: Understanding Natalia
57:10