Shenza Waik of Tresmeer is a young woman who has just completed her training as magister, a school of sorcery with a specialty in criminal investigation. Then the first lord who rules her home is shockingly murdered, and an innocent man is arrested for the crime. Political factions begin maneuvering for a resolution that is favorable to them. The enigmatic nature spirits want revenge for the slaying. In order to prove her worthiness to become a magister, Shenza must carry out justice while resisting pressure to wrongly convict the accused man. Meanwhile, the killer remains free. Shenza must find him before she becomes his next victim.