Holly Cathers's world shatters when her parents are killed in a terrible accident. Wrenched from her home in San Francisco, she is sent to Seattle to live with her relatives, Aunt Marie-Claire and her twin cousins, Amanda and Nicole. In her new home, Holly's sorrow and grief soon give way to bewilderment at the strange incidents going on around her. She and her cousins are about to be launched into a dark legacy of witches, secrets, and alliances, where ancient magics yield dangerous results.