A CONTRACT OF PROSTITUTION, CAA company too overbearing "Indentured servitude"is a bitter word, which grew up in the old society, but now has become a popular word, but also in the changes around the trend of the entertainment industry re-stage. Across the world of entertainment, almost all the world's most famous entertainers have at least one innovative elite culture company behind the "Contract"of the shadow, that piece of paper record full of tears, are the story of the matter, but also outlines the world's entertainment industry over the years.