Based on the life of the Korean anarchist Park Yeol, the film shows his struggle to counter the massacre of Koreans by the government during the 1923 great Kanto earthquake, focusing on his activities as the leader of the anti-Japanese organization Bulryeongsa and his relationship with Japanese comrade Fumiko Kaneko.

On the day that underground rapper Hak-soo fails his 7th audition, he receives a call from his hometown that his father is in the hospital. But he finds out that it was his father's plot to bring him to Byeon-san. To top it all, he is suspected as a phishing scam criminal and locked up in this small, boring suburb.

A taxi driver is found dead, and Hyun-woo, the only witness, charged with a murder and serves 10 years in prison. While offering pro bono services, a lawyer Junyoung meets Hyun-woo, and they begin their journey to prove his innocence.

Based on a true story, renowned Korean poet, Yun Dong-ju, is detained and abused by the Japanese for participating in the Korean Independence Movement.