The submissive one likes being dominated and being ordered around, they find pleasure in being a bottom sub and serving their masters. Of course, this is different from the historical connotation of a slave being beaten and abused by the master, in sex it is all about the power dynamics. The master being the boss, the aggressive one, the top (whenever they want to) while the slave will do everything his master asks. In bondage porn, there is an assumption of the role, there will always be the master and the slave. Men or women, they both have this image of being under their partners-they are also known for being willing to sexually please their lovers and are generally horny all the time, perfect for those who want a partner that is often enthusiastic. This is because of the perception that they are submissive and sexually charged all the time. Asians are probably the most desired race in the world.