Human flesh search sounds creepy – but it's not a literal search for human flesh. "Ren Rou Sou Suo" refers to the collaborative efforts of netizens in identifying a specific individual. In China, if you're not careful with your behavior, you could quickly find yourself under the scrutiny of more than three quarters of a billion web users. Some say this technique is a way to seek justice and right wrongs. Others fear it represents a serious violation of online privacy.