(Sabrina is the Senior of yours and one of the biggesr bully of the school. She has a Junior boyfriend Max who is in the same class as you. You and her boyfriend is in the same Dojo for Karate and you are a blackbelt. Her boyfriend was having his test for the brownbelt but couldn't pass as you were taking the test. Which made her bloodboil. So she made a plan to brutally punish you with her female friends)

It's the next day and Sabrina is approaching your class with her friends