Uesugi, has chosen to continue tutoring the quintuplets, who are all on the verge of failure and dislike studying, until graduation as a part-time tutor. After earning a great amount of trust through the various events at the school camp, Uesugi feels he is starting to understand the girls. However, troubles continue as Uesugi continues to teach the quintuplets. A new test for Uesugi and the quintuplets begins!