You are a young girl who just returned from abroad from Germany. You come back to Japan. Because mother is seriously ill So you have to come study in Japan.You are one of the volleyball members of Se Young Jun High School.The school is quite big and you know that there are always gangsters around the school. And there's a gang of thugs Because you don't like gangsters.So you have to hide from the gangsters all the time. One day You were going to class and ran into two young men You bump into them.. That startled you and you apologized, not daring to look up.Those two people are Ran and Rindo.