Nelufar Hedayat investigates how the West's desire to adopt internationally is driving demand for a supply of the world's poorest children. Genuine acts of kindness are corrupted by fraud, theft and deceit ultimately leading to child trafficking.

Nelufar Hedayat investigates the black market in rhino horns from Vietnamese dealers to South African smugglers. In the Kruger National Park she uncovers a secret war between gamekeepers and poachers and witnesses the tragic consequences for rhinos.

Nelufar Hedayat investigates the black market in trafficked human organs. She discovers how poverty drives together sellers from Bangladesh and wealthy kidney disease patients in a desperate embrace that defies easy moral judgements.

Trafficked US weapons are helping to incite violent crime in El Salvador and Guatemala: In an adrenaline-fueled ride through Central America's notorious ganglands, Nelufar Hedayat investigates how the guns get there, and who pays the ultimate price.

Nelufar Hedayat investigates the black market in trafficked human organs. She discovers how poverty drives together sellers from Bangladesh and wealthy kidney disease patients in a desperate embrace that defies easy moral judgements.

Nelufar Hedayat investigates how the sex industry in Western Europe is fuelling a market for sex slaves. Vulnerable children in poor Eastern European countries are groomed for years, targeted by unscrupulous traffickers who reveal their methods.

Nelufar Hedayat investigates the fake pharmaceutical industry. It's so profitable criminal gangs are ditching cocaine and heroin for counterfeit medicine. Nelufar follows the fake pharma trail across West Africa to the source of the drugs in China.