After his wife dies, Detective Moo Jin Hyuk works with professional voice profiler Kwon Joo, whose father also died, to solve a different crime while looking for the serial killer who killed their family members.
Main Cast (Characters):
- Jang Hyuk as Moo Jin Hyeok
- Lee Ha Na as Kang Kwon Joo
- Baek Sung Hyun as Shim Dae Shik
- Son Eun Seo as Park Eun Soo
No. Of Episodes: 16 (60 min. each)
Streaming Options (region-specific):