"In the shadow of Mount Hood, sixteen-year-old Tennant is checking rabbit traps with her eight-year-old sister Sophie when the girls are suddenly overcome by a strange vibration rising out of the forest, building in intensity until it sounds like a deafening crescendo of screams. From out of nowhere, their father sweeps them up and drops them through a trapdoor into a storm cellar. But the sound only gets worse..."--

"For homeowners who need more living space but aren't able or willing to move to a larger home or build an expensive room addition. shows how to add a bedroom, bathroom, recreation room, or home office without changing the basic blueprint of the home"--Provided by publisher.