Season
- Season 1 2018-01-17
- Season 0 2018-02-05
Episode
- Episode 1: Tell Me What You Want
- Episode 2: How Could She Suddenly Be Dead?
- Episode 3: You Are Under Arrest
- Episode 4: I Erased It
- Episode 5: Why Are You Avoiding Me?
- Episode 6: I'll Tell Them the Truth
- Episode 7: We Found His Car
- Episode 8: We Must Run a DNA Test
- Episode 9: The Flock of Ducks
- Episode 10: Tailing
- Episode 11: Joon Hee Is Alive
- Episode 12: We'll Pay Him
- Episode 13: You Talked to Him?
- Episode 14: I Refuse to Answer
- Episode 15: Not Guilty
- Episode 16: What Is That Key?
- Episode 17: It Doesn't Make Sense
- Episode 18: I Have a Bad Feeling About This
- Episode 19: Another Guest
- Episode 20: Variable
- Episode 21: Please Find My Daughter
- Episode 22: We Were Being Punished
- Episode 23: People Must Be Punished for Their Crimes
- Episode 24: What Do You Want?
- Episode 25: Think Long and Hard
- Episode 26: You Must Live
- Episode 27: I’m Going to Do It My Way Now
- Episode 28: I Wanted to Let You Cry
- Episode 29: I Know Your Plots
- Episode 30: You Are Not Choi Ja Hye
- Episode 31: We Are All the Same
- Episode 32: Let’s Put an End to This
- Episode 33: Is This Your Version of Revenge?
- Episode 34: The Last Victim
Return Season 1 What Is That Key?
As a mysterious corpse gets found in the middle of nowhere, four upper-class individuals emerge as suspects.
