It's summer vacation, and many students are traveling back to their families. Kirche goes along with Tabitha to her home. As a result, Louise and Saito are alone for once. Kirche learns that Tabitha's real name is Charlotte, Princess of Gallia and that she has a tragic past. Her reason for returning home is revealed to be a mission from her uncle, the King of Gallia. Meanwhile, Montmorency is upset that Guiche has been flirting with other girls, and makes "Afrotiziac" (a kind of love potion) and tries to slip into Guiche's drink...