Seasons & episodes

S1 · E1Episode 1 2025-05-21 · 54 min＋

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

S1 · E2Episode 2 2025-05-21 · 50 min＋

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

S1 · E3Episode 3 2025-05-21 · 52 min＋

Ena and Hansaem warily work together to solve the case.

S1 · E4Episode 4 2025-05-21 · 62 min＋

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

S1 · E5Episode 5 2025-05-21 · 57 min＋

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

S1 · E6Episode 6 2025-05-21 · 58 min＋

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

S1 · E7Episode 7 2025-05-28 · 53 min＋

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

S1 · E8Episode 8 2025-05-28 · 51 min＋

As the investigation escalates, new suspects begin to emerge.

S1 · E9Episode 9 2025-05-28 · 49 min＋

An unexpected suspect is arrested, shocking everyone involved.

S1 · E10Episode 10 2025-06-04 · 49 min＋

A stunning truth behind the serial murders is revealed.

S1 · E11Episode 11 2025-06-04 · 50 min＋

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