Journalist Sang-jin uncovers the existence of the so-called ‘Troll Factory’ while investigating an online public sentiment manipulation story, and is confronted with an unbelievable truth.

Na-mi and Sun-woo, the outcasts in school, plan to commit suicide instead of going to the school trip. On the moment of success, they find out that the girl, Chae-lin,…

After Seon-yoo’s father committed suicide leaving behind a large sum of debt for them, Mother and 12-year-old Seon-yoo move to a new place to have new start.