Gnome Plop is having a spring cleaning in his mushroom together with his friends Lui, Klus and Kwebbel. While cleaning the chimney, Klus discovers an old treasure map which takes them on a big adventure, far from everything they have ever known..

One day, gnome Plop receives a letter from his uncle Knap. It states that Uncle Knap is very ill and that he can only heal if he drinks the juice of the Carbuncle root, but that root unfortunately only grows in Plop's forest and there isn't enough time left. Klus decides to build a real airship with which the gnomes can fly to Uncle Knap, but the journey is difficult and not without dangers..

Gnome Plop expects a visit from Santa Gnome, just like every other year. Only this year things have taken a turn for the worst! Mik and Mak, two gnomes who have been forgotten by Santa year after year, steal his sleigh and as a result Santa not only loses all of his presents, but also his very important magic wand..

Plop and his friends find a puppy in the woods. They adore him immediately, but when they hear that Kwispel has a human owner, they decide to bring the dog back..

During their trip through the woods picking Berries, Gnome Plop and his friends hear violin music coming from a house. Klus climbs onto the house to find a girl playing, but she discovers him and drops the violin in shock. Tomorrow is an important performance, the gnomes have to help her whatever it takes. Even if it brings them to the city..

Lui eats a dangerous berry, despite Plop's warning, and grows as tall as a human. The gnomes get angry, so Lui runs away crying and gets lost in the forest. Before he knows it, he ends up in the city, causing chaos wherever he comes..

On a cold winter day, Plop and his friends get a visit from Pinki, a penguin that escaped an evil woman that wants to create Pinguin Soup. The gnomes travel to the South Pole to rescue all the penguins, before it's too late..

Lui finds a basket with a clown baby inside and starts to take care of the baby as if it's his own. But due to a misunderstanding, he thinks that Plop has something against babies and decides to keep him hidden..

Because of a misunderstanding, Plop turns into the new king! Klus, Kwebbel and Lui move to the palace, while Plop is trained to become royalty, but what happened to the real heir of the throne?