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.
The Sibuna gang return from the holidays and have a midnight feast in the attic where they find a dollhouse. Victor searches for The Book of Isis, an ancient tome that will tell him how to recreate the Elixir.
Jerome is blackmailed by a 7th grader. Nina has a dream, inspired by a riddle. Alfie saves the dollhouse, the gang finds out who is blackmailing Jerome, Senkhara tells Nina to find the Mask of Anubis, and Victor is thinks he will find The Book of Isis.
Mara is upset that Mick's family is moving, Alfie tries to impress Amber, and Fabian writes a poem for Nina. There's a replica of the Mask of Anubis in the Exhibition so Nina and Fabian go check it out.
Fabian keeps the Jackal mark a secret, while Nina’s map leads them to a secret door in the cellar, but she needs the right code to get in. Amber saves Nina and Fabian from Victor, and insists they tell her what’s going on.