Security ... think about it!
That's why, along with 75 other sex workers here, Kalaiarasi is learning karate so she can fight back. So far, Kalaiarasi has only taken a 15-day crash course. But as she and her fellow students kick and punch in imitation of their instructor, you can already see how the basic knowledge of karate — together with the recognition that they have the right to protect themselves — has given them a huge surge in confidence.