Not much is known about Nyda's background. She was selected to be a Mord-Sith as a little girl, and survived the training. When Richard Rahl became Lord Rahl, she took the position of questioning prisoners in the People's Palace. She was tricked by Jennsen Rahl to let her go by pretending to be an agent of Lord Rahl. She was attacked by Oba Rahl when he was put in prison at the People's Palace but she was able to knock him unconscious. She also helped Nathan Rahl while he was at the Palace when Annalina Aldurren came to try and recapture him.