In a world where English has long since become the universal language... Nattie is finally old enough to learn how to master the Voyage, a new communication technique used in a popular game of deception known as Wiphala. After beginning her training under the penetrating eye of the mysterious Master Dalle, Nattie soon realises that she is being watched and that a web of lies and deceit surround her. The only way out : jouer au Wiphala!