Young Willaden has the ability to recognize and remember smells. Is it this gift - or a curse? - in the end he brings the maid from the inn first to the house of Madam Herbalist Halweis, who reveals to her the secrets of her skill, and then to the Duke’s castle. But Evil nests in the castle: the daughter of its former owner, Sailan, blinded by the thirst for power, weaves intrigues against the heiress of the current ruler, Mahart. One day, a girl mysteriously disappears... The ranger Nicholas goes in search of her, and with him Willaden and the brave prince of Lorien. They are also helped by a strange creature - the extraordinary animal Sssaaa. Finding themselves in the kingdom of Evil - the destroyed castle of Igibi - they fearlessly enter into a duel with Sailapa...