In the fog off southern Chile, fishermen hear music. Accordion, drums, voices singing in chorus. Then light: a blazing three-masted ship that should not be there. They call it the Caleuche, the ship of the Changed Ones.

The drowned do not stay dead in Chiloé. They come back aboard a ghost ship, revived but remade into something that serves. Their bodies reshaped, their wills overwritten, trapped forever on a vessel that answers to sorcerers and sea gods.

The Caleuche legend belongs to the Chiloé Archipelago, thirty islands off the coast of Chile where the rain falls more than two hundred days a year and the sea is never out of earshot. In this episode, we trace the legend from the Huilliche people who first told it, through the organized sorcerer society called the Recta Provincia, to a real criminal trial in 1880 where witnesses test ...