Invisible 1 : Chasing the Hidden Sound
22m·Horror, Drama, Thriller
Directed by Jun-suk Yoo
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NA/10 avgNo member ratings yetA female detective working undercover is murdered. The only evidence from the crime scenes is a tape recording.
| Actor | Role |
|---|---|
 Lee Dae-yeonGi-ha | Gi-ha |
| NNAM Yun-gilKwon-jin | Kwon-jin |