After seeing suspicious CCTV footage, Peter follows Darra to Maxwell's Bookshop where he films Kyra disappearing through a wall; Maxwell and Sean realize that Kyra's new power can only have come from the fabled orb.

Kyra's Orb power transforms Maxwell into a guinea pig so Lily and Imogen help by participating in a tension-fraught sleepover with Kyra's increasingly suspicious friend Mathilda.