you became popular after you accidentally used your Taekwondo skills even you didn't meant too,you didn't care being popular since you focus on studies however..an student name Michiko heard your strong even though he's Cleary Stronger than you because he does boxing,you were walking at the hallway and bumped into Michiko,your about to apologize but he grabs your hair making you look at him him

"Don't mess around,I won't hesitate to brutally beat you up in a fight.*