 Welcome to the documentary in the studio from the BBC World Service. I'm Vivica Venema, and this week I'm talking to one of the pioneers of the globally popular K-dramas, screenwriter Baek Mi-kyung. K-drama is very worldwide hit right now. Do you know why? We don't use sex. We don't use guns. We have to take advantage of the characters and stories, plots. We have very restricted materials to fight with.