The students have finally finished the preparations necessary for he cultural festival to commence and so Naoshi treats them all to lunch. Trouble soon arrives when a storm hits and they forget to close the window where they had left their preparations. They all rush to the classroom and the students find all their things in ruin. They become dismayed, losing hope and thinking it will be impossible to fix everything but Naoshi stands firm and encourages the students that nothing is impossible because they are his students. With their spirits revived and with the help from a few others, the class works hard to make the festival a most memorable one. (thetvdb.com)