In a future where only the most popular streamer earns all the profits on the fictional platform WAG, Woo Sang is number one in the true crime category, known for investigating cold cases. However, a scandal brings him down, and he loses everything. Determined to reclaim his status, he decides to livestream his investigation of the Hemline serial murders. As he gets closer to the truth, Woo Sang realizes that the killer is watching the stream — turning his pursuit of justice into a deadly real-time game.
