Charged with the task of rebuilding the world after the defeat of the brutal Lord Ruler, former street urchin Vin finds herself worshipped for her Mistborn powers and worries about the strange behavior of the mists since the death of the Lord Ruler.

"Three hundred years after the events of the Mistborn trilogy, Scadrial is on the verge of modernity, with railroads to supplement the canals, electric lighting in the streets and the homes of the wealthy, and the first steel-framed skyscrapers racing for the clouds. Kelsier, Vin, Elend, Sazed, Spook, and the rest are now part of history--or religion.Yet even as science and technology are reaching new heights, the old magics of Allomancy and Feruchemy...

The Bands of Mourning are the mythical metalminds owned by the Lord Ruler, said to grant anyone who wears them the powers that the Lord Ruler had at his command. Hardly anyone thinks they really exist. A kandra researcher has returned to Elendel with images that seem to depict the Bands, as well as writings in a language that no one can read. Waxillium Ladrian is recruited to travel south to the city of New Seran to investigate. Along the way he discovers...

Experiencing an epiphany within the most daunting prison of the monstrous Lord Ruler, half-Skaa Kelsier finds himself taking on the powers of a Mistborn, and teams up with ragged orphan Vin in a desperate plot to save their world.