Season 1

Season 1 (2025)

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Episodes 11

Episode 1
1

Episode 1

73%
May 21, 2025 • 54m

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

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Episode 2
2

Episode 2

80%
May 21, 2025 • 50m

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

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Episode 3
3

Episode 3

80%
May 21, 2025 • 52m

Ena and Hansaem warily work together to solve the case.

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Episode 4
4

Episode 4

80%
May 21, 2025 • 1h 2m

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

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Episode 5
5

Episode 5

70%
May 21, 2025 • 57m

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

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Crew 1

Directed by: Yoon Jong-bin

Written by: No writer has been added.

Guest Stars 9 Full Cast & Crew

  1.

    Nam Yoon-ho

    No Jae-uk / Yang Hui's Lover

  2. Ok Ja-yeon

    Seo Yang Hui / Chi-mok's Wife

  3. Park Jin-young

    Yeom Dong-han / Recycling Plant Janitor

  4. Im Cheol-hyung

    Kim Gab-je / Recycling Plant Worker

  5. Choi Woo-jun

    Lee Deok-mun / Recycling Plant Manager

  6. Nam Jin-bok

    Yeo Jung-chul / Recycling Plant Worker

  7. Choi Hong-il

    Choi Yeong-han / Recycling Plant Worker

  8. Byun Hong-jun

    Choi Dong Gyeong / Yeong-han's Son

  9. Shin Yeon-woo

    Jung-chul’s Wife

Episode Images 1 View All Episode Images

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Episode 6
6

Episode 6

80%
May 21, 2025 • 58m

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

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Episode 7
7

Episode 7

95%
May 28, 2025 • 53m

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

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Episode 8
8

Episode 8

80%
May 28, 2025 • 51m

As the investigation escalates, new suspects begin to emerge.

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Episode 9
9

Episode 9

80%
May 28, 2025 • 49m

An unexpected suspect is arrested, shocking everyone involved.

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Episode 10
10

Episode 10

80%
June 4, 2025 • 49m

A stunning truth behind the serial murders is revealed.

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Episode 11
11

Episode 11

80%
Season Finale
June 4, 2025 • 50m

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

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