Some of the posters from one of the big name sites online. Many of these sub-forum members are very hot. Many of them won't show their faces I suppose because they're somebody's neighbor, employee, relative, girlfriend, friend or maybe even teacher.
It's sadly ironic but many of these girls are famous online. Some of them uploaded nude images of themselves that went viral. Most of the hot ones have huge worldwide followings. All of that notoriety and nobody knows who they are.