![Knuckledust 2020 HD | Монгол хадмал](https://i0.wp.com/lolokino.biz/wp-content/uploads/2021/05/ta9AEpL05L2pUzSoTDRh8S1mncs.jpg?resize=185%2C278&ssl=1)
Back in his high school days, Joon-Seok was bullied by Chang-Sik Because of this, Joon-Seok’s high school days were like a nightmare. Now, Joon-Seok finds it difficult to live a normal life due to the bullying. Meanwhile, Chang-Sik, who has forgotten what he did to Jeon-Seok, lives a relatively happy life. He is about to marry Ji-Hee. Joon-Seok will pay him back for all the misery.