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.

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 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.

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 and KT find the final artefact and take it to the gatehouse to destroy Ammut, only to realise they have been tricked. An evil Alfie breaks Willow's heart and Joy and Mara bond while coming to her aid.

Frobisher finally wakes up and as the Sibunas predicted, he's evil. Joy tells Willow and Mara about Jerome's two timing ways. Victor and Denby force Mr Sweet to take drastic action against the Sibunas.