Olivia is the happiest little frog in the forest. Ready for the summer holidays, she feels happier than ever! However, she learns that her best friend is about to move away... Olivia suddenly feels so sad that nothing can cheer her up. Soon, though, her friends will help her discover ways to chase her sadness away! When things don't go as we would like and fill us with sadness, there are many ways to find joy again!