John Sackville

The Sibunas uncover the details of the secret ceremony in a very special place. They rush to rescue Harriet Denby, but discover she's gone. Jerome's love life is in a tangle.

The adults are on the Sibunas' tail, looking for their second sinner. Patricia plans to tell Eddie how she really feels about him, little knowing that Victor and Denby have trapped him in the crypt.

Joy agrees to Mara's ultimate revenge plot to break Jerome's heart. Meanwhile, Mara discovers she is second in line to inherit a Lord's estate. Eddie escapes the crypt and the Sibunas puzzle over how to unlock a mysterious capsule.

The Sibunas find Frobisher apparently dead. Jerome is humiliated in front of the class during the singing competition. Victor visits the Gatehouse and is captured by Frobisher as his first sinner.

Eddie realises there's a traitor amongst the Sibunas when the phonograph is destroyed. Frobisher demands a new sinner for Ammut's collection and Mara has a new plan to shame Jerome.

Eddie has a bad feeling something terrible is about to happen. The Sibunas plant secret cameras in the gatehouse and hear a strange voice calling for help. Mara and Willow plot revenge on cheating Jerome.