He broke into the wrong classroom and stumbled into a strange world. The "people" here walk with umbrellas on sunny days, but they don't know how to hold umbrellas on foggy and rainy days. There are clouds hidden in the purple sweet potato porridge here. Wisps of clouds come out from the surface of the porridge, and then rise into rice grains and hang in the corners of people's mouths. Xiaoxiao was dumbfounded and collapsed in this world, but gradually became friends with the people here...
A strange little wooden sign took her to another world that was completely different from the real world. In this world, Xiaoxiao gradually understands the meaning of courage, self-confidence and finding oneself...
In foggy weather, there are always strange stories happening...