 Furious, the Shadow Lord withdrew and began concocting a series of plans by using Ols to infiltrate Del and manipulate the royal family for generations, sending his Ak-Babas and implanting his version of the four sisters and the Grey Tide in Deltora.Learning that Doran knew of his plans, the Shadow Lord forced him into becoming an immortal vessel of the Sister of the West.Once the preparations were completed, the Shadow Lord resumes his invasion while having the Ak-Baba take each of the belt's dislodged gems to a perilous and terrifying place that is home to a monstrous creature to serve as obstacle to any who try to find them.