An ingenious code, devised from the ancient African myths, legends, and superstitions of the Zulu nation, holds the key to this intriguing terror plot. Nothing is what it seems. Murder, blackmail, kidnap, betrayal and treachery all form part of the fast-moving story as the action switches from London to South Africa, Malaysia, the Middle East, and back again. April McIntyre, bright young Deputy Director-General of MI5, activates a sleeper agent and infiltrates him into a cell which plans a spectacular terrorist outrage against an iconic British institution. She thinks she is in control but even she is shocked and amazed by the final outcome.