New student Nina, arrives from America at Anubis House – a spooky old boarding house at the school that is to be her home for the next few years.

Whilst hiding from Victor, Nina accidentally opens a secret panel in the attic with her pendant and sees a pair of eyes looking out at her! Patricia persuades Mara to help her steal Joy’s file from Mr Sweet’s office, instigating a bag search by Victor.

Patricia reports Joy as a missing person to the police. After looking up the hieroglyphic symbols from the back of the old painting, Fabian and Nina manage to crack the code leading them to the staircase where they find the next clue."

Nina and Fabian sneak up to the attic and find some strange wax cylinders. They take the wax cylinders to Fabian’s uncle who runs an antique shop and find out they are phonograph cylinders.

Nina and Fabian sneak back into the attic to listen to the cylinders but it makes a loud screeching sound and they have to abandon their plans. Patricia sees someone hanging around on the school grounds and is freaked out, thinking it’s a ghost.

Mick finds out Mara cheated for him and falls out with her. Amber discovers a secret message written behind the wallpaper. Amber and Nina go to the old people’s home to visit Sarah and confirm that she is the girl from the recordings.

Patricia meets her “ghost” again in the woods, but this time they talk and he tells her he is actually a private investigator and he’ll help her find Joy.

Patricia spots Nina’s necklace and recognizes it as the Eye of Horus. The gang opens the next puzzle piece to reveal the second riddle. The teachers confiscate Patricia’s phone and find out she’s been in contact with Rufus Zeno.

The gang lets Patricia in on the secret, and debates the possibility that Victor might be drinking an elixir of life.

With Trudy gone, Victor installs security cameras to spy on the kids.

The security cameras are removed and Trudy returns to the house. The gang goes back down to the cellar to find proof of the elixir, and comes face to face with something terrifying…

Alfie gets trapped in the cellar whilst going back to retrieve his zombie mask. Jerome enlists Fabian’s help to rescue a shaken and traumatized Alfie from the cellar.

Nina is trying to distance herself from the gang but still can’t help solving the latest riddle leading them to an old dictionary which can only be opened with her locket. Patricia rescues Rufus from the hospital and hides him in the woods.

The gang works out they could be searching for the Cup of Ankh and plot to steal the puzzle piece from Victor’s safe. Then, during the school play, Patricia spots Joy…

Patricia plans to meet with Joy, but plans go awry.

Having kidnapped Patricia, Rufus attempts to blackmail Mr. Sweet and the Society.

Fabian manages to track Nina and Amber to the warehouse and rescue them. The gang manages to rescue Patricia but Rufus drives off and escapes. They give Mrs Andrews an ultimatum to give them some answers within the next twenty four hours.

The toxicology report arrives from the hospital – Nina and Fabian sneak into Victor’s office to read it. Fabian confides to Nina that he lost one of the puzzle pieces, luckily Patricia finds out that Alfie has it and manages to rescue it.

The latest riddle leads them to the grandfather clock, but when they open it it’s empty. Alfie is still fishing around so the gang tells him he was right all along about aliens.

The gang decide to return to the cellar to collect a sample of the elixir, with Alfie insisting that he should go alone to prove himself. Victor is suspicious when he discovers the gang were helped in their school play research by a woman called Sarah.

Victor arranges for Sarah to visit the house where we find out about their childhood together.

Mara is furious that Mick cheated for her in the school elections. Nina attends Sarah’s funeral then witnesses a confrontation between Rufus and Victor at the care home. Victor tries to find out how much Nina knows, but she is giving nothing away.

It’s Nina’s unlucky day when Victor padlocks the attic door to stop her going up there again. Now she can’t get to the puzzle pieces! The Sibunas plan to go down into the cellar, to collect some of the elixir and try to crack the latest clue.

Jerome poses as Alfie’s savior after his failed cellar mission. He demands that Alfie repays him by secretly passing him information on the Sibuna Club. Alfie and Jerome fall out when Jerome accidentally reveals that he is working for Rufus.

Victor plants an “infestation” of mice in the house as an excuse to keep the children away overnight.

Joy fails in her attempts to assemble the Cup of Ankh. Could Nina be the Chosen One instead? The Sibunas face their toughest challenge as Rufus makes his final play for immortality at any cost.