Hyun-Jung Go
Jeong I-sin
Crime · Drama · Mystery
A cop must work with his mother, the "Mantis" - a female serial killer who murdered 5 men decades ago - when copycat killings emerge. He's hated her his whole life.
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Jeong I-sin
Cha Soo-yeol
Joong-ho
Kim Na-hee
Lee Joeng-yeon
Park Eun Bae [Min Jae's father]
Eun-ae
Choi Hyeok [Detective]
Seo Gu Wan
Jung Hyeon Nam [I Sin's father]
SWAT Captain
Byun Yo-han