S1 E1: My Dad Tried To Kill Me

S1 E2: Missing Thumbnails

S1 E3: Something is Off

S1 E4: The Real Culprit

S1 E5: The Watch Strap

S1 E6: The Witness

S1 E7: I Know You

S1 E8: Reinvestigation

S1 E9: I'll Find the Accomplice

S1 E10: Hyeon-su's Deal

S1 E11: Can't Leave Without You

S1 E12: Hyeon-su is not a Bad Person

S1 E13: The Invisible Accomplice

S1 E14: An Unwelcome Guest

S1 E15: Detective Cha is Dead

S1 E16: Another Beginning