en CB01 OFFICIAL. Four freshmen, Santoso, Sly, Limin, and Zulfikar, are competing with their seniors, led by Vanco. As fighting is forbidden inside the campus, they resolve the conflict through a pillow fight contest. With the help of a retired warrior, Santoso and friends go on a training program. The competition shows flashbacks of their unpleasant past. At the same time, they also fall in love with the same girl, Saskia.