Dark Hole S1, E3

About a group of survivors who have to fight for their lives against mutants that are created when humans breathe mysterious dark smoke from a sinkhole.

Cast:Kim Ok-bin , Lee Jun-hyuk , Im Won-hee , Cho Ji-Ahn , Song Sang-Eun , Junghwa Bae , Lee Ye-Bit , Kim Yong-Jin , Park Keun-rok , Do-Hoon Kim , Kim Han-Jong , Byeong-ki Kim , Myeong-gap Jang , Oh Yoo-Jin , Xi Yeon Park , Eun-Jin Ahn , Hae-Kyun Jung , Seong-won Jang