Just over a year ago Xolani Luvuno was living under a bridge in Sunnyside, Pretoria, addicted to alcohol and Nyaope. He had little hope for the future.
"For more than 10 years I smoked these drugs. It was just a waste of money."
"The Nigerians we buy the drugs from they stay upstairs in a nice room, drive nice cars, us we don't have even underwear, because of buying the drugs."