"The world . . . is . . . hollow." This is the secret that Chunth, the Tel-Jilad troll elder, entrusts to Glissa Sunseeker before his death at the hands of a traitor. Armed with that knowledge, Glissa fights her way through the great vedalken capital of Lumengrid, down into the Pool of Knowledge, leading to Mirrodin's secret interior. As Glissa flees from her vedalken pursuers, she discovers another secret inside this plane. Memnarch is real, and he patiently waits for the elvish champion to find him