After 17 years of chaos, there are many factions within Volcano High School. According to legend, whoever gets the martial arts secret book can command the world. Volcano High School, which was founded 108 years ago, is therefore in turmoil... Kim Young-joon (played by Jang Hyuk), a transfer student with superpowers, was quite unusual on his first day at Volcano High School. Zhang Liang (played by Kim Soo-ro) from the Black Bull Gang of the weightlifting team, Liu Caiyi (played by Shin Min-a), the school's top warrior, Song Xuelin (played by Kwon Sang-woo), who also has superpowers, appeared on the scene. Kim Young-joon cherished the last chance to transfer to another school and hid his strength everywhere for safety. The principal, who was like an idle cloud and wild crane, was accidentally poisoned, and the martial arts secret book kept by him immediately became the target of public criticism. The vice-principal searched hard but failed, and Zhang Liang took advantage of Song Xuelin being detained as a suspect to kill people in the school. In the melee, a more powerful force entered the school to participate in the fight for the secret book...