"A new crisis has arisen in Scream Street. Eefa Everwell's niece, Poppy, has been replaced by a changeling! What's more, the real Poppy is being held captive by the evil Crimson Queen. Luke, Resus and Cleo set off to rescue her, but the fairy realm is full of nasty surprises. Then Resus is presented with an offer he can't refuse--and things become a whole lot more complicated..."--From publisher description.