《第三性的秘密世界》讲述的是：　　Following last year's successful documentary exploring the world of Thailand's ladyboys, this new thought-provoking series offers further insight into a sector of Thai society that makes up one per cent of the country's population. This revealing documentary explores the world of transsexuals in Thailand, and follows two Americans who travel to Bangkok for sex change surgery, and a British ex-pat looking for love.