"Thirty-year-old Ma Lay (not her real name) seems an unlikely commercial sex worker. Soberly dressed and well spoken, she talks with serious concern about her efforts to educate other women in the sex trade about the risks of contracting AIDS. She is well qualified to lead an awareness campaign in the southern Thai town of Ranong, on the Burmese border. She has sold sex there for several years, sending money home to her family in Burma. She knows the scene well. And she is HIV-positive..."