ISBN-13: 9780575083028 / Angielski / Miękka / 2010 / 352 str.
Jack and Yssobel, the half human, half mythago children of Steven Huxley and Celtic princess Guiwenneth of the Green, live in a ruined Roman villa in Ryhope Wood. When Yssobel disappears, Jack knows his sister is in great jeopardy - for her dream has turned against her.