Summer. A break from reality. A couple months where kids should be able to feel free. But not for Mizuki Hina and Ichika Hana. The hot sun tainted them red, and the work they had to do strained their muscles. At first, it was hell. They hated each other. Soon, they have to realize that they have to work together to get things done; not everything needs to be a competition. Especially if their lives are on the line.