A high school girl, Sayaka Kudō was the bottom of the class. After a year, she improved her deviation value from 30 to 70, then passed Keio University that is considered one of the most difficult to enter in Japan.
Flying Colors is a 2015 Japanese youth comedy drama film directed by Nobuhiro Doi. The film is based on the bestselling book Gakunen Biri no Gyaru ga 1 nen de Hensachi o 40 Agete Keio Daigaku ni Geneki Gokaku Shita Hanashi (学年ビリのギャルが1年で偏差値を40上げて慶應大学に現役合格した話) by Nobutaka Tsubota. The film was released on May 1, 2015 in Japan.