Five teenagers with heightened senses live together in a boarding house, unaware that an ancient prophecy by Merlin has marked them as the key to stopping the return of the Dark Druids. The Druids plan to steal their abilities to resurrect someone from the past, hiding in plain sight as trusted adults around them. As strange events unfold and a lost spirit reaches out from beyond, two of the teens begin to uncover the truth. To survive, the five must learn to accept and combine their powers before the darkness closes in...

Don, a rich twelve-year-old, is kicked out of school. He is send to another school where he has difficulties fitting in.

Melissa is a 15-year-old girl who loves to dance. Her parents think she is taking classes in classical ballet, but once at the dance school she devotes herself to the hip-hop dance classes. Melissa is good friends with Jordi and he is very happy for Melissa when she is asked to dance in the music video of the famous rapper Brainpower. But because of bad influences, her life becomes a nightmare. Until her real friends decide to get her out of there.

The five residents of the House of Anubis visit a museum, where Anastacia sees a torque, a Celtic piece of jewelry. When Anastacia doesn't get it off after fitting the torque, she asks her friends for help. When the five are all in contact with the torque they are flashed back in time and they end up in a battle between the ruler Balor and Ward the boy, who is destined to become a king.

Nienke is studying medicine and working at the hospital when Appie is suddenly brought into the emergency room. She discovers that he has been cursed by a Germanic Order. There is only one way to help him and that is to get The Club of the Old Willow back together. It will be a race against time to save Appie, but even more a battle for the old friendship. Can the lure of adventure bring The Club back together? Can the old residents put aside their own differences and disputes?

In this show, the new Anubis residents find half of the hidden Symbol of the Celtic Wheel of Life with its five rings. From that moment on, everything will go differently than planned, and our friends will have to go to extremes.

There is confusion when Appie returns to the House of Anubis with the promise of wealth, as stated in an invitation he received. Fabian and Amber also return to the now dilapidated house, just like Marcel, Pim, Raphael and Sterre (the five of the sword). The seven ex-residents lose all contact with the outside world. Before the day's end, the seven must solve one very last mystery.