Sixteen-year-old Avery Roe wants only to take her rightful place as the sea witch of Prince Island, making the charms that keep the island's whalers safe and prosperous at sea.
Jinx's best friend Tommy, a human girl who ended up in hell after accidentally feeding her nasty stepfather to a circus lion, faces adventures of her own.
In this epic conclusion to the trilogy, Nat and Wes go on a journey to find the Rift, save the source of magic and defeat the Drau, the pirates, and the RSA - but at a great sacrifice.