'Mischievous identical twins Sadie and Saskia Dopple live in the same orphanage as their only friend, Erik Ganger. When wealthy Muzz Elliott adopts Saskia, Muzz's own twin plots against her. Saskia tries to foil the crime as Sadie and Erik search for Saskia. Taylor's exciting ''illustra-novel'' combines graphic format with traditional text. Ages 8 to 12. 288 pages, hardcover from Tyndale.'