Black Beach, located on Bioko island off the mainland of Equatorial Guinea, is one of the world's most feared prisons, notorious for its brutality and inhumane conditions. In 2013, South African businessman Daniel Janse van Rensburg set off to the West African country to finalize a legitimate airline contract with a local politician. Within days, Daniel was arrested by the local Rapid Intervention Force, had his passport confiscated, and was held...