A trainee policeman, a job seeker and a hacker team up to find out who sent the message "What is the significance of your life?" to a woman who ended up committing suicide.
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Lee Si-eon
Sung-Cheol Kim
Heo Ga-yoon
Kim Seo-yeon
Joo Si-hyun
Ko Jung-il
Son Byeong-ho
Bae Sang-woo
Kwak Jung
Kim Bu-hyun
Kim Gyung-won
