Season 1
8 episodes · first aired 2025-09-05
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
 | 01 | Episode 1 2025-09-05 | When a series of terrible murders ensues in a residential area, Cha Su-yeol is forced to seek help from Jeong I-sin, a serial killer from the past. | 2025-09-05 | 8.0 |
 | 02 | Episode 2 2025-09-06 | The culprit has been arrested, but the victim’s whereabouts remain unknown. Su-yeol struggles to save a life as I-sin reveals her true intentions. | 2025-09-06 | 9.0 |
 | 03 | Episode 3 2025-09-12 | I-shin offers assistance with the investigation, but it's unclear why she would help a cop. Su-yeol unravels the origins of I-shin's murderous instinct. | 2025-09-12 | 8.0 |
 | 04 | Episode 4 2025-09-13 | The culprit begins to close in on Su-yeol's family. I-shin pressures Su-yeol to take action — but she happens to be the one threatening his family. | 2025-09-13 | 8.0 |
 | 05 | Episode 5 2025-09-19 | Su-yeol finds I-shin in his home after she vanishes under police watch. The killer demands to speak to I-shin and gives her a hint about the plan. | 2025-09-19 | 7.0 |
 | 06 | Episode 6 2025-09-20 | Shaken by recent events, Su-yeol attempts to confide in Lee Jung-yeon. During a tense call, I-shin manipulates the killer into exposing a crucial lead. | 2025-09-20 | 7.0 |
 | 07 | Episode 7 2025-09-26 | As Jung-yeon copes with the truth of Su-yeol's past, the killer reveals their identity — and takes a hostage, forcing Su-yeol into a dangerous bargain. | 2025-09-26 | 7.0 |
 | 08 | Episode 8 2025-09-27 | After a tense hostage exchange, I-shin confronts her protégé. Su-yeol makes a grim discovery about his family's fractured past. | 2025-09-27 | 0.0 |
Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.