To celebrate Appie's birthday, the Anubis residents rent an old haunted house. However, strange things start to happen when the friends disappear one at a time.
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.
When the sick Gnome Easter Bunny comes knocking on Plop's door to help him prepare and hide the eggs for the gnome children this year, Plop immediately calls on all his friends to help him. While Kwebbel takes care of the sick Easter Bunny, Klus makes a real Easter egg machine and all the gnomes help out. Only Smul has a wicked plan, he wants to steal eggs in revenge because the gnome Easter Bunny once forgot about him. But of course that turns out to be a misunderstanding...
