Plagued by the creeping loss of her memory, diplomat Breone Hemmerli continues to negotiate peace in an increasingly climate-devastated world, ensconced in the UN-owned estate Irislands alongside her longtime friend and companion Delphine.The appearance of the alien Tura in the shadows of Breone's garden raises new questions about the world's decline. Perhaps, together, Tura and Breone will find a way forward... if only Breone can remember it.