A korean manhwa in which mc drops his sister to her school and drives his bicycle to his school faster than a bike. There his teacher asks him to do some work for him or meet behind the gym. After school a bully reaches out to him and tells him that his big brother(another big bully) wants to meet him. There mc beats all the bullies brutally. After that he arrives at his sister's school on time to pick her up who's casually chatting with her friend about him.