Two girls, a new school, and the beginning of a beautiful friendship. In middle school, Ayaka Shiramine was the perfect student: hard-working, with excellent grades and a great personality to match. As Ayaka enters high school she expects to still be on top, but one thing she didn't account for is her new classmate, the lazy yet genuine genius Yurine Kurosawa. What's in store for Ayaka and Yurine as they go through high school... together?