Two high school geniuses scheme to get the other to confess their love first.

Two geniuses. Two brains. Two hearts. One battle. Who will confess their love first...?!

Will a mysterious love letter to Kaguya make Miyuki jealous? Is drinking from a coffee cup with Kaguya's lipstick on the rim an indirect kiss? How will Miyuki react when Kaguya says she's done it before? Then, Miyuki's phobia is revealed, the student council VP of Shuchiin Academy's sister school in France displays epic Gallic rudeness, and the student council tries on some costumes...

Nobody can resist cat ears.