Season 1

1. Episode 1

2025-05-21 · 54m

Detective Hansaem suspects Ena after she fails to remember anything about her uncle's murder.

2. Episode 2

2025-05-21 · 50m

A puzzle piece arrives on the same day as a murder, and Hansaem suspects it’s no coincidence.

3. Episode 3

2025-05-21 · 52m

Ena and Hansaem warily work together to solve the case.

4. Episode 4

2025-05-21 · 62m

A prime suspect emerges, but things aren't what they seem.

5. Episode 5

2025-05-21 · 57m

Another puzzle piece arrives, and a new murder case unfolds.

6. Episode 6

2025-05-21 · 58m

The meaning behind the drawings on the puzzle pieces is uncovered.

7. Episode 7

2025-05-28 · 53m

Hansaem makes a shocking discovery and becomes unsure of whom to trust.

8. Episode 8

2025-05-28 · 51m

As the investigation escalates, new suspects begin to emerge.

9. Episode 9

2025-05-28 · 49m

An unexpected suspect is arrested, shocking everyone involved.

10. Episode 10

2025-06-04 · 49m

A stunning truth behind the serial murders is revealed.

11. Episode 11

2025-06-04 · 50m

The final puzzle piece arrives will the team be able to catch the killer in time?