Kang Sang Gu is taken in as a strong suspect of the Chimera Murders. Right before when Seo Hyun Tae could have been in grave danger, solid evidence is found at Sang Gu’s home, and he confesses to all the murders he committed as the Chimera. Something however, tells Jae Hwan that the case is not over yet. His gut feeling keeps alerting him that the true Chimera might still be at large.