The Sunken City has not left Arya and her companions unscathed. Back on the Narcissus, convinced by the two new powers she has been granted, Arya trusts more than ever in the indestructible bond that unites all those who accompany her on her journey and in the growing hope of finding Hélianthe's heirs and her family. However, she faces a very different reality: an inevitable destiny toward the burning dunes of the desert, a journey through time, and the discovery of souls in love willing to defy the forbidden. Meanwhile, the threat of the Crystal Soldiers continues to spread like wildfire across the different territories of Helios, and the danger grows with each passing day. Arya knows that the bonds of heart and truth will seal her destiny as Keeper of the Words forever.