Signal Season 1 Episode 10 - Someone Has to Stop the Bad Guys

Airdate: 2016-Feb-20

Episode summary:

The bodies discovered in the mountains appear to be more victims of the 1997 serial murder case. Jae-han learns that Soo-hyun became team leader.

About Signal series:

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