Jolan therefore leaves, accompanied on this journey by the young Darek and his sister Lehla, to look for his mother and the little Louve held captive by Thorgal and Kriss de Valnor. During this journey he will meet the strange Jaax the watchman coming from the future in order to allow Jolan to recover the crown of Ogotai who fills his psychic powers. But especially the boy will meet his alter ego older 15 years who will help him to go deliver his family...