Renée makes the inventions themselves and Lage helps to go and gnaw. The same day that their friend Klas moves in, Lage finally finishes the wish list for Santa.
Since Klas claims to be the boss, he will sell Renée's toy machine to director Damén. Meanwhile, Renée and Lage try to find Santa to clear up the misunderstanding about Lage's wish list.
During the hunt for Santa, a bearded man happens to be hit. Klas, Lage and Renée suspect that he is Santa. Therefore, they have to disguise themselves and enter the city hospital.
At the moment, they are mainly hunting Santa Claus. They have entered the hospital to examine the mysterious bearded ice. But in the meantime, there are some strange characters who get into Klas, Lage and Renée.
Some mysterious characters seem to be on the hunt for Klas, Lage and Renée. That's why Klas has set a trap. Renée gets a new track after Santa: The Post Office should know. After all, they are the ones who send all the shopping lists.
Renée suspects that something is wrong with AB Leksaksfirman. She decides that they should pay a nightly visit to the toy store's warehouse. It will be a challenge,
Renée has discovered that AB Leksaksfirman has a large unused warehouse. She feels that it is Santa's secret meeting place. They break in to investigate. But the store is alarmed and they are also not alone in the store.
Klas, Lage and Renée are looking for Santa. The hunt has encountered problems. Renée sees it as a challenge to solve it. She and Klas go to the city police house to save their friend in need.
the hunt has taken an unexpected turn and Klas and Renée have brought an unexpected visit home from the police station. He's a man with a beard and a hat. Renée wants the answer to 830 technical questions
Klas, Lage and Renée are looking for Santa. Now they seem to have found the one they are looking for. This causes anger in the mysterious company in chicken hats. The egg heads are barked by the Chicken Brains, ''
Klas, Lage and Renée are looking for Santa. Strangely enough, Santa seems to be called Bertil. In addition, he is quite troublesome and childish. A bunch of agents from the mysterious company embark on a very important mission.
Klas, Lage and Renée are looking for the Santa Claus. And so is the mysterious society. Now it seems that the party has got their hands on the one that everyone thought was Santa.
Klas, Lage and Renée are looking for Tomten. And suddenly a lot of things seem to fall into place. For example, the aunt in the red hat knows things that they need to know too.
Klas, Lage and Renée are looking for the Santa Claus. And someone else seems to have found him. So klas interrogates the inhabitants of the upper floor, while Lage looks for fingerprints.
Klas, Lage and Renée are looking for Tomten. And there are many indications that Director Damén is the leader of the mysterious society. So Klas and Lage shadow him through the city.
Renée begins to understand what dark forces have put their claws into Santa Claus. And Klas and Lage follow director Damén to a place where they have been before.
Director Damén's bodyguards track down Klas and Lage, and Klas finds it difficult to explain why he is wearing Gallus Gallus' secret ring. Renée seeks help from the friendly Mr. Stigsson.
Things look bleak for Santa Claus and Renée. For Gallus Gallus torments Santa with porridge, and Renée is captured. Sure. Klas and Lage are on their way to their rescue. But will they arrive.
Klas and Lage find an entrance to Gallus Gallus' secret headquarters - but Gallus Gallus finds Klas and Lage. So the only thing that can help them now is one of Renée's inventions.
Now Gallus Gallus is on the hunt for them all. And Lage finally gets a chance to talk about his wish list, but Santa Claus has other things on his mind when some mysterious police appear out of nowhere
When they finally manage to capture Santa, Gallus Gallus manages to capture him back. And Klas and Renée have no idea what happened when they happily drive back to Tomtemor.
Klas, Lage and Renée have found The Santa Clause . So maybe can it be Christmas in the city after all? But how will they manage to finish all the pats? And what has actually happened between Santa Clause and Ralph Stigsson?