Theo is bullied in front of the new girl by his classmate MC. He seeks comfort at his grandpa's home, working on a wall painting of the realm Thannanaya. Just as the clock strike 3:45 PM Harald has a stroke.
Theo visits his granddad at the hospital, and they decide to get him out of there. Theo's mom can't handle taking care of her dad, so she hires a nurse, which doesn't go as intended.
Theo sits by the fireplace, when the clock strikes, and the talisman starts glowing. When he picks it up he's taken to the magic realm of Thannanaya. He's told that he can only pass if he brings a living memory.
Simone rescues Theo from one of MC's Christmas videos. Theo still needs to know what a living memory is, so Simone promises to tell him, if he does her math homework. Will Simone be able to keep her promise?
Simone is furious after Theo just left her behind, and she demands that Theo tell her where they were. Theo, still in need of the living memory, decides to visit Simone, to try to explain what is going on.
Theo decides to try to get to Thannanaya without Simone, which turns out not being so easy. Suddenly they stand in the middle of a cider mill, which creates some strange berries.
Both Theo and Simone want to go back to Thannanaya, to see if they can catch up to Harald. Just as they are about to leave, Theo's family shows up. Should they try to create a diversion or try to explain what is going on?
Finally Theo and Simone manage to go back to Thannanaya. Before long they run into The Oracle, who is willing to answer. How do you figure out to ask the right question?
Theo is confused and about to give up. How is Thannanaya connected. Simone finally tells Theo about what has happened to her parents and why she is so eager to follow him to Thannanaya.
The Faun is very eager to get Harald to hand over the talisman. Theo is about to give up, and when Simone adds some bad news, he loses all hope. Then Bjørn calls with some good news.
Theo and Simone manage to go back to Thannanaya, but soon get lost. Some strange powers are trying to prevent them from catching up to Harald. The Faun discovers that it's Theo who has the talisman.
When Theo and Simone have completed their visit with The Faun, and seen their regrets, they continue their journey. They decide to return to the cave where they've seen Harald, but The Faun appears to be everywhere.
Theo and Simone make good progress, and have almost caught up with Harald. Will Theo finally be able to bring him back or will The Summoner discover that they are living, and send them back.
With MC's shoes in hand, Theo finally has a plan for how to bring Harald back. Is it a good idea to mess with the order of nature, and what will happen if you do?
Theo is thrilled that Harald is back and that his plan succeeded. Simone is still sad, since she hasn't met her parents yet. Theo doesn't want to go back to Thannanaya, but then they get news about MC being in an accident.
With a guilty conscience, Harald and Otto sense there's something wrong with Theo. Otto says he would switch places with Harald any day. Theo decides to try to fix what he has done. Is he able to fool Thanna and return order to nature?
Theo and Simone's journey through Thannanaya continues and they are determined to find Harald without running into The Faun. The Faun and MC have other plans. They need to get the talisman to go back to earth.
Without the talisman Theo and Simone are lost in Thannanaya. They have no other choice than to try to locate The Summoner, and ask for help. Harald is sure that something is up with Theo, but how can he help?
Theo and Simone are completely lost in Thannanaya. So is MC after The Faun betrayed him, and Thannanaya is about to collapse. They all need to find their right path, in order to get it all in balance again.
Theo and Simone continue through the dark cave, but soon lose track of each other. Theo has to face his fear and Harald makes a deal with The Summoner. Alma skips school - she has a sneaky plan, which may help save the others.
Thannanaya get closer to collapse and they don't have much time left to make things right again. Theo's parents start believing that Thannanaya exists. They need a big plan to save the realm.
The Faun is chasing Theo through Thannanaya, while Simone needs to decide where she wants to spend her Christmas. What will happen to Theo if The Faun manages to get the talisman again?
Theo and his family sing their goodbye to Harald. Simone gets hurt when Theo tells her that only close relatives are invited, so she decides that she wants to celebrate Christmas with her new foster family.
When Simone doesn't answer her phone, Theo starts to get worried, and he can't make sense of what The Oracle showed him. Can oracles be wrong? Will everyone get what they wanted for Christmas?