Lavinia is allowed by the Headmistress to be especially rude to Sara as a birthday present. Sara follows Lavinia upstairs, and talks to her to determine where she stands. The party room is readied, and Sara escorts Lavinia. Lottie and Ermengarde are forced to give presents, and Lavinia wants Sara at the party to acquire her doll. The students rally behind Sara, who keeps the doll as Lavinia is revealed as the class tyrant. Sara is encouraged to keep studying by Sensei Dufarge.