A series of mysterious taxi murder incidents keep occurring, and rumors spread that all the victims are graduates from the same high school. The broadcasting club members from that very high school, Yeon-jeong, Jin-gi, and Yi-seon, decide to investigate the rumors themselves to uncover the truth. They plan to document their investigation process and upload it to become successful YouTubers with a million subscribers.
One early morning, as they set out for their investigation, an enigmatic taxi appears before Yeon-jeong and her friends. What follows are horrifying moments of terror that unfold right before their eyes. The reckless teenagers find themselves facing a deadly reality as they capture the true nature of the murder taxi on their camera!