Hae-young and Soo-hyun arrest Jin-woo after coming to the conclusion that he is the killer. Hae-young asks Jae-han about the Inju rape case.

External Links

TMDB

Series

Signal

 Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.

2 seasons

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Filmin

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