Undercover reporters pose as gangsters with up to a billion dollars of black money that need to be cleaned. They gain remarkable access to members of Africa’s Gold Mafia and film closed door meetings with crime bosses.

South Africa’s most notorious money launderer is known as Mo Dollars. He cleans millions of dollars from the sale of illicit cigarettes through gold. Confidential documents expose an intricate web of shelf companies and fake invoices that hide a multi-million-dollar operation in plain sight.