Fifteen winters old, Hirka learns that she is an Odin's child—a tailless rot from another world. Despised. Dreaded. Hunted. She no longer knows who she is, and someone wants to kill her to keep it a secret. But there are worse things than humans, and Hirka is not the only creature to have broken through the gates…

Once upon a time, the kingdoms of Wales were rife with magic and conflict, and eighteen-year-old Mererid “Mer” is well-acquainted with both. She is the last living water diviner and has spent years running from the prince who bound her into his service. Under the prince’s orders, she located the wells of his enemies, and he poisoned them without her knowledge, causing hundreds of deaths. After discovering what he had done, Mer went to great lengths to disappear from his reach. Then Mer’s old handler returns with a proposition: use her powers to bring down the very prince that abused them both.

Fritzi is a witch. A survivor of a brutal attack on her coven, she's determined to find her only surviving family member and bring the hexenjägers—zealot witch hunters—to justice for the lives they ended. To do this, she will need to take down their leader—Kommandant Dieter Kirch. Otto is a hexenjäger and a captain, the second in command to Dieter Kirch—but that's just his cover. Years ago, the hexenjägers burned his innocent mother alive and since then, he has been planning a move against the witch hunters that tore his family apart.

Kaye is used to drifting from place to place with her mother’s rock band, until an ominous attack forces them back to her childhood home. Kaye’s always had the unique ability to see faeries, so when she stumbles upon an injured faerie knight in the woods, she decides to save him. But this fateful choice has dire consequences, as she soon finds herself the unwilling pawn in an ancient and violent power struggle between two rival faerie kingdoms. Will Kaye escape with her life?

The orphaned Elsie Camden learned as a girl that there were two kinds of wizards in the world: those who pay for the power to cast spells and those, like her, born with the ability to break them. But as an unlicensed magic user, her gift is a crime. Commissioned by an underground group known as the Cowls, Elsie uses her spellbreaking to push back against the aristocrats and help the common man. Elite magic user Bacchus Kelsey is one elusive spell away from his mastership when he catches Elsie breaking an enchantment. To protect her secret, Elsie strikes a bargain.