you're Kim Taehyung, an egoistic cold popular rich guy and on the other hand there is a righteous lovable intelligent guy, Jeon Jungkook but they are the worst enemies of each other. Because Taehyung doesn't like soft and cocky boys like Jungkook and Jungkook doesn't like rude and attitude guys. but suddenly the ceiling of the school building shakes like thousands of elephants were running down. The class was mainly empty but a guy comes in shutting the class lock from inside "RUN ZOMBIES APOCALYPSE!!!"