A boy falls to his death at school, but Ok Chan-mi does not believe that her twin brother, Park Won-seok, committed suicide. Chan-mi transfers to her brother's school, Yongtan High, and meets Ji Soo-heon, who witnessed her brother's death. A "hero," who avenges bullied students, appears at Yongtan High. Chan-mi speculates that it may be connected to her brother and starts looking for this hero.
Raised like brothers, Haebom and Taesung start to feel something more as high school brings them closer than ever.
Ok Jin Uk is a South Korean singer, TV personality, and actor. He studied at the Seoul Institute of the Arts’ Faculty of Performing Arts. He began appearing on variety TV shows in 2011, but made a name for himself in the 2020 smash-hit survival audition show “Mr. Trot” and is also a member of the all-male trot group SUPERFIVE. He has also appeared in dramas, such as 2022’s “Cherry Blossoms After Winter.”