Sometimes being the villain is way more fun than being the hero.

Mamori Wataya is used to being a nobody. She lingers in the shadows of her high school, dismissed by everyone around her-that is, until she meets Soshi Fuji, the school's notorious troublemaker. Fueled by her deep admiration for villains, Mamori quickly becomes captivated by Fuji's devil-may-care attitude, and together they embark on a rebellion against the status quo.

Fuji and Mamori finally manage to beat Koichi's test scores! As a reward for all their hard work, Fuji promises to take Mamori to the summer festival. But she can only go on one condition-she has to wear a yukata! While the pair savors the sweet taste of victory, Kei and Koichi hatch their own secret plan that may ruin all of Fuji and Mamori's hard work...