After digging a tunnel on the beach, two kids from different sides of the world meet each other. Together, they dig their way to the North Pole, where they discover a magical way to go back home.

On the beach, Charlotte wants to play pirates with her two brothers, Kobe and Maxim. But she's only allowed to play passively. On the pier, she meets Elly, a hundred-year-old sea monster. Together they hatch a plan to teach Maxim and Kobe a lesson…

Alaia, a 6-year-old girl, is bored on the beach. She'd like an ice cream but her daddy wants to finish his nap first, so he suggests she make a sandcastle. She walks away with a shovel and starts digging a hole. She grumbled and dug deeper and deeper. Suddenly, she hits a hard, hollow object.

During a walk in the woods,  Lunolin (5) meet two hedgehogs. Very pleased, he starts playing with them, which actually means bullying them. Ludolin, unaware of how sadistic he is, believes he is their 'friend so he feels betrayed the morning he discovers they have escaped.

A child goes carp fishing. But he has the bad idea of bringing his little dog with him. Between the puppy, a frog and a duck, it's not easy to catch a fish...