高校学生韓妲怡被警方拘捕，她被指涉嫌殺害著名歌星趙河龍。妲怡被帶到地方檢察厅。赵正希奉命在檢察厅調查這宗明星謿调查的過程中，正希漸漸发現韓国的娛乐圈原來有很多鮮为人知的黑暗事件。正希的調查逐漸明朗，可是他却认为妲怡隱藏了這宗案件中的最重要丝索。为求破案，正希就決定跟妲怡來一个「真实遊戏」……A popular rap singer was stabbed to death during a rowdy concert. The singer's fan club president was deemed the most possible suspect and was placed under arrest. But prosecutor Jo believes that someone powerful is behind the deceptively simple case. His investigation of the murder soon leads him into a seedy world of fan club eccentricities, excessive sex parties, and secretive dealings.