Following a disastrous attempt to wrest control from the evil Stefan, Saul Harding and the Princess and her Followers are on the run, searching for Saul's missing parents and a way to save The House of Many Rooms. Somehow, they must find the Book of Plans, as the power the book holds may be their last chance. But their search means facing new terrors and a hundred new worlds - all before Stefan's powers grow too strong and disrupt the fragile order of every world in existence . . .
