The Orb: The Lure of the Crow ~ by: Michael Walker

Jack and Lily-ann are forced on an impossible mission – to save the world from a crazed scientist… The Orb, an unseen world created by the result of evil experiments, is a place confining the most terrifying and eerie secrets. Jack, Lily-ann and the other captives must find a way to escape before it is too late. But with the black mist, the beasts, the crazed scientist and the chilling transfer room, it is up to the two young siblings to save lives….