Season 1 poster
← Dark Hole

Season 1

12 episodes · 30th April 2021

Season details

Details

Episode guide

Episodes

01 Episode 1 still Episode 1 Episode 130th April 2021 After losing her husband to serial killer Lee Soo Yeon, police detective Lee Hwa Sun makes her way to Muji city in order to bring the murderer in. But unlike what she is hoping to find, she runs into an enormous sinkhole in the middle of the mountains. Black smoke arises from this mysterious sinkhole and the people of Muji are left clueless about what it is. 02 Episode 2 still Episode 2 Episode 21st May 2021 The news of the sinkhole spreads throughout Muji and more people come to look. However, things go wrong as they get infected by the black smoke and start attacking each other. Not knowing how it is triggered, but a large amount of smoke ascends from the hole and slowly covers Muji city. Hwa Sun and Tae Han go separate ways for their own objectives, but they both fight their way through the chaos. 03 Episode 3 still Episode 3 Episode 37th May 2021 04 Episode 4 still Episode 4 Episode 48th May 2021 05 Episode 5 still Episode 5 Episode 514th May 2021 06 Episode 6 still Episode 6 Episode 615th May 2021 07 Episode 7 still Episode 7 Episode 721st May 2021 08 Episode 8 still Episode 8 Episode 822nd May 2021 09 Episode 9 still Episode 9 Episode 928th May 2021 10 Episode 10 still Episode 10 Episode 1029th May 2021 11 Episode 11 still Episode 11 Episode 114th June 2021 12 Episode 12 still Episode 12 Episode 125th June 2021
Talent

Cast & Crew

01 Kim Ok-vin profile Kim Ok-vinas Lee Hwa Sun 02 Lee Jun-hyuk profile Lee Jun-hyukas Yoo Tae Han 03 Yoon Jung-hoon profile Yoon Jung-hoonas Woo Sang 04 Park Keun-rok profile Park Keun-rokas Choi Seung Tae 05 Jang Sung-won profile Jang Sung-wonas Lee Young Tae 06 Lee Ha-eun profile Lee Ha-eunas Yoon Saet Byeol 07 Kim Byeong-gi profile Kim Byeong-gias Choi Gyeong-su 08 Oh Yu-jin profile Oh Yu-jinas Han Dong Rim 09 Song Sang-eun profile Song Sang-eunas Song Sang Eun Kim Seon Nyeo / "Sunnyeo" / "Madame Kim" 10 Lee Ye-bit profile Lee Ye-bitas Jung Do Yoon 11 Bae Jung-hwa profile Bae Jung-hwaas Han Ji Soo 12 Im Won-hee profile Im Won-heeas Park Soon Il
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