When Umma fell ill, Aunt Dewi also replaced Umma's role while Umma was being treated. Can Aunt Dewi take care of Nussa and Rarra? Or did Nussa Rarra even bother Aunt Dewi? Or maybe they have become more independent?

Planning to impress his father who is coming home after being abroad for a year, Nussa the smart 9-year-old kid participates in his school’s science competition. But when he receives news that his father cancelled his trip home and is unable to attend the competition, and at the same time a new, smart student named Jonni quickly becomes his rival in the school's science competition, Nussa learns the true meaning of gratitude.