Season 1 (2019)
7.86 avg 16 episodes 7.9 → 8.0 60 min avg
| # | Title | Rating | Votes |
|---|---|---|---|
| 1 | The Beginning of the Attempted Murder Case | 7.9 | 18 |
| 2 | Gi Mu Hyeok Returns As a Teacher | 8.3 | 17 |
| 3 | Byung Ho Gets Bullied | 7.5 | 13 |
| 4 | The Chauffeur | 7.8 | 13 |
| 5 | The Secret Sysop | 8.5 | 16 |
| 6 | Ye Ri's Trap | 8.1 | 12 |
| 7 | Tae Ra's Recital | 7.5 | 13 |
| 8 | Class Two's New Homeroom Teacher | 7.8 | 15 |
| 9 | Spy App | 7.6 | 13 |
| 10 | Tae Seok's Death | 7.5 | 13 |
| 11 | Restoring Beom Jin's Phone | 7.7 | 13 |
| 12 | Han Su Wakes up from a Coma | 7.7 | 13 |
| 13 | Han Su's False Testimony | 8.1 | 13 |
| 14 | Su Ah's Mail | 7.9 | 13 |
| 15 | The Big Blow | 7.9 | 12 |
| 16 | Beom Jin Stands as a Witness | 8.0 | 12 |