Alchemist and visionary, the María Magdalena of this novel by Mexican author Beatriz Escalante searches for the philosopher's stone and the secret of eternal life on a long metamorphic pilgrimage through medieval Europe. From a wandering caravan of misery that exhibits malformed human beings before the royal court to the hunt of the sorceress by superstitious villagers, this fable sketches the contradictory and often grotesque Nature within which the alchemist seeks a harmonious order and the redemption of her soul.