Book two in the bestselling HOUSE OF SECRETS series Get ready for another action-packed adventure! Just when the Walker kids thought they were safe, the Wind Witch blasts Kristoff House into a crazy world of battles, beasts and cyborgs From the searing heat and clashing swords of the Colosseum, to the snow-capped Tibetan mountains and some seriously freaky monks - the stakes have never been higher! Can the Walkers save the world? Again? Brendan, Cordelia and Nell better be prepared to fight for their livesThe second book in the major new House of Secrets series IT'S GOING TO BE EPIC!