SamSam, the smallest of the great heroes, has still not discovered his first superpower, while at home and at school, everyone has one! Faced with the worry of his parents and the mockery of his comrades, he goes in search of this hidden power. With the help of Mega, the new mysterious student of his school, Samsam embarks on this adventure full of cosmic monsters ...

Polo is furious! He has to move in with his mother, who is a doctor at a hospital in the countryside. From that moment on, he has only one goal: to escape and return home. When he meets Juliette, a young patient who is as resilient as she is irritating, his plan is thrown into disarray.

When a train unexpectedly starts up, taking only pets with it, the animals discover that Hans, a badger with a grudge is behind it all. While the crash seems inevitable, the animals can count on Falcon, a roguish Raccoon who will do anything to save them.

The world is a perplexing, peaceful mystery to Amélie until a miraculous encounter with chocolate ignites her wild sense of curiosity. As she develops a deep attachment to her family's housekeeper, Nishio-san, Amélie discovers the wonders of nature as well as the emotional truths hidden beneath the surface of her family's idyllic life as foreigners in post-war Japan.