I'm going to go ahead and say that people grinding up against each other when dancing isn't exactly a new thing and is probably happening every night at some club or another, and heck, probably going on at high school dances as well. But the most shocking of all probably is the underage girls prostituting themselves out for in-game money.

From the article:

Korean MMO dance battle game Audition seems innocuous enough. Just look at the above ad for the PSP version. Nothing out of place going on there! The game has an "All" rating, which means that underage gamers can play it and have their avatars bump and grind into each other. The game play for the PC version is rather revealing. What's more, the online game encourages players to "pair" up with members of the Audition online community, and many of the members are underage females. According to an article on Korean site KH Games, some of these girls end up sexual relationships with adults, selling their bodies to get money to buy items for their Audition avatars. The article profiles one underage female gamer who slept with her adult "partner" and how it affected her mentally and physically — She's picked up smoking.

Read the full article over at kotaku.com