"Narrated with flamboyant intensity and under increasingly urgent conditions by the ex-society figure Janice Shriek, this afterword presents a vivid gallery of characters and events, emphasizing the adventures of Janice's brother Duncan, a historian obsessed with a doomed love affair and a secret that may kill or transform him; a war between rival publishing houses that will change Ambergris forever; and the gray caps, a marginalized people armed with advanced fungal technologies, who have been waiting underground for their chance to mold the future of the city.