When child soldier Silvie loses her magic and part of her hearing, her life as she knew it is over. Sent to the far-away canal city of Arteria to be an alchemist's apprentice, she is forced to begin again. Azura, the alchemist's daughter, lives among Arteria's wealthiest and most comfortable. She and Silvie couldn't be more different, and yet the two are drawn to one another, each trapped by the circumstances of their birth. But Arteria...