Episode 1: Episode 1

2025-05-21

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

Runtime: 54 min

Episode 2: Episode 2

2025-05-21

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

Runtime: 50 min

Episode 3: Episode 3

2025-05-21

Ena and Hansaem warily work together to solve the case.

Runtime: 52 min

Episode 4: Episode 4

2025-05-21

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

Runtime: 62 min

Episode 5: Episode 5

2025-05-21

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

Runtime: 57 min

Episode 6: Episode 6

2025-05-21

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

Runtime: 58 min

Episode 7: Episode 7

2025-05-28

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

Runtime: 55 min

Episode 8: Episode 8

2025-05-28

As the investigation escalates, new suspects begin to emerge.

Runtime: 53 min

Episode 9: Episode 9

2025-05-28

An unexpected suspect is arrested, shocking everyone involved.

Runtime: 50 min

Episode 10: Episode 10

2025-06-04

A stunning truth behind the serial murders is revealed.

Runtime: 49 min

Episode 11: Episode 11

2025-06-04

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

Runtime: 50 min