Kim Junghyun

Seo Shimin is a wild hapkido practitioner who conquered the whole country while in school. Seven years later, her metamorphosis showed up as a shady part-time teacher at her high school. Currently, her interest is not for the benefit of the ‘students’, but only the ‘promotion of a full-time teacher.’ However, a vicious student Han Soo Kang appeared in front of her, and Shimin became his targets. Will the dream of Seo Shimin who just wanted to become a true teacher come true?

Good for nothing Yoo Hobin is always bullied by students who feel superior to him, yet he ignores them as his life is all too difficult already. However, an unintentional incident ends up turning his life around. He becomes famous through a viral video that he didn't even intend to upload! Everything is perfect! He instantly becomes famous and starts earning money from the accidental video he uploaded. But since it was unintentional, he is unable to reproduce it. Fueled by the potential money to be made and his sudden surge of popularity, he plans to make more captivating videos that people will find interesting and help him gather more subscribers… However, he cannot accomplish any of that unless he learns HOW TO FIGHT.