Kate and David are at secondary school in Edinburgh. David is struggling to come to terms with his new stepmother, and Kate is being expected to take more responsibility for her younger brother. But time never stands still for long. They soon become involved in a race to prevent the Lords of Chaos from tricking Erda, the Stardreamer, into losing her power. Even with help from Morgan the Hunter, can they prevent the barriers between times being blown away forever? The thrilling sequel to The Chaos Clock.