When Chocolat discovers a star fencer by the name of Night-switch, (who turns out also a witch and excels at capturing hearts) she comes to find human boys are not only into the shy and quiet types and is determined to use her fiery personality to her advantage. In order to join the fencing club however, Chocolat not Night-switch of love must first score a point against middle school student Pierre, a rude and cold boy the entire female population seems to go nuts over. Will Chocolat be able to accomplish her goal or will her single and only heart be snatched away by the boy as well? In the night.

Chocolat and Vanilla sneak into Robin's studio, looking for clues on how to become an excellent heart-collector like him.