Erik Morrissey Ganger and his friend, fourteen-year-old Sadie Dopple, meet a wealthy recluse while trying to escape tunnels under Isambard Dunstan's School for Wayward children in order to pursue a former foe who has inadvertently kidnapped Sadie's twin sister, Saskia.

Night Vision -- A Fear of Dark Places -- Dorcas Potts -- Crimes and Questions -- An Old Enemy -- Mutterings of a Madman -- Pursuit -- The Gluttoous Garazello -- Break and Enter -- With Nail and Eye -- Beyond Locked Rooms -- Flickering Flames -- The Man of Good-Bye Friday.