Featuring the Disney+ debut of Kim Dami and the return of Big Bet’s Son Sukku, this dark criminal mystery follows Yoon Ena, a criminal profiler with a tragic past, as she’s thrown headfirst into a twisted game created by a serial killer. Determined to catch the killer before they strike again, Ena teams up with her biggest critic—fellow investigator Kim Hanseam—in a story that will have audiences guessing whodunit right to the very end.