Guard pass

Lim Sejun who has a big physique is fat and likes to eat He has high self esteem and a firm personality and doesnt care about being teased fat He has only one friend Seo Hajin Since they were young she has been learning jiujitsu to protect Sejun One day Hajin saw that Sejun had trouble with one of his classmates and destroyed him But one night Hajin was assaulted and found severely injured and serious psychological trauma Sejun reported it to the police but when there is little to no progress in the investigation he couldnt control his anger and goes to find the criminal himself but was defeated by a bully who learned jiujitsu and finds nothing Then he learns jiujitsu from Jason who had saved him After 3 months of learning losing weight and knocking down bullies he discovers that a veiled organisation is involved and wants to destroy it A school action drama depicting individual revenge