Marlysa, detained by the Kidriks, learns that her son, whom she believed to be still born, is still alive. The mysterious "black nuns" who had taken care of her therefore lied to take over the child... For what purpose? Marlysa then escapes from the Kidrik camp to find the traces of her son. Cilia, Stirius and Ossian accompany her on her journey. Gradually, they will discover changes in the attitude of the masked warrior. It is a new Marlysa that makes her appearance...