Itazura na Kiss EP6 - Chocolate, Exams and the Jinx

With Naoki's help, the whole of Class F passes their finals (with the exception of Kinnosuke.) Kotoko tries to give Naoki some homemade chocolate but fails to do so. Later on, Naoki is set to take the entrance exam to Tokyo University. Kotoko sets off to accompany him to the venue; however, the plot twists when Kotoko's health takes a turn for the worse.