Sol Kyung-Gu plays a staff member of the National Institute of Scientific Investigation (NISI) in South Korea. He attempts to uncover the identity of a mysterious serial killer who decapitates his victims. Ryoo Seung-Bum plays a environmentalist who holds clues to unravel the mystery.

Director: Kim Hyeong-joon

Writer: Kim Hyeong-joon

Actors: Sul Kyung-gu, Ryu Seung-beom, Han Hye-jin

Production: N/A