After the tumultuous events of last winter, Kate, Michael, and Emma long to continue the hunt for their missing parents. But they themselves are now in great danger, and so the wizard Stanislaus Pym hides the children at the Edgar Allan Poe Home for Hopeless and Incorrigible Orphans. There, he says, they will be safe. How wrong he is. The children are soon discovered by their enemies, and a frantic chase sends Kate a hundred years into the past, to...