Jang Byeong-tae is a small and weak boy living in Onyang in South Chungcheong Province. He's at the bottom of the school's social ladder and when he transfers to the neighboring Buyeo Agricultural High School, he faces an unexpected incident that becomes a turning point in his life.
Episode 1
Onyang's bully Byung-tae transfers to Buyeo, and he feels daunted by the thought of adjusting to his new school. However, the bullies he encounters at his new school only watch Byung-tae's every move.
Episode 2
Byung-tae tries to tell her that he is being mistaken for the legendary fighter 'Asan Baekho', but misses his chance. Then, he saves Seon-hwa, the queen bee of Buyeo, from an awkward situation.
Episode 3
Jong-min, who had Seon-hwa stolen by Byeong-tae, storms into Nonggo to have a showdown with Byeong-tae. Byeong-tae and his group, enraged by this, prepare for a large-scale war with Buyeo Technical High School.
Episode 4
Kyung-tae transfers to the same class. Byeong-tae has an intuition that he is Asan Baekho. Meanwhile, someone comes to find Byeong-tae, who is on a sweet date with Seon-hwa.
Episode 5
Ji-young advises Byung-tae, who is running for student body president, not to run, but Byung-tae ignores her. Meanwhile, someone appears who irritates Byung-tae.
Episode 6
The real Asan Baekho is revealed, and Buyeo Agricultural High School begins to be turbulent. Byung-tae returns to his life as a lowlife. Byung-tae's love and friendship become increasingly endangered.
Episode 7
Byung-tae loses everything, but Kyung-tae runs for student council president, throws a grand birthday party, and even wins Seon-hwa. Meanwhile, the long-awaited student council president election day approaches.
Episode 8
Byung-tae's father, who was framed, is taken to the police station, but Byung-tae can do nothing. In the end, Byung-tae decides to gain strength for revenge, and Ji-young helps him.
Episode 9
The breathtaking revenge of Byung-tae, hidden behind a mask, begins. Byung-tae receives special tutoring from Ji-young and begins a one-on-one customized operation to defeat the agricultural high school gang.
Episode 10
Ji-young is worried as she watches Byung-tae's injuries worsen. Meanwhile, Byung-tae comes up with a trick to defeat Asan Baekho. Will Byung-tae's revenge be successful?
