Sara Rukawa 瑠川さら

Sara is student in the same class as Kiyotaka. She is a hard-working student who skipped one grade and is one year younger than Kiyotaka. She is a member of the newspaper club. Recognized as a genius, she easily skipped one year and entered Kiyotaka's class. While intelligent, she condemns her ability to cope with social situations which she becomes very flustered.