Nerin has come a long way to hone her skills as a Caller. She has learned the wisdom of water and earth, she has visited the distant islands in the west and the mountains of the north. Now she must overcome the winter of Alban to find the mysterious White Lady, the Guardian of the Air. Only when Nerin has been trained by all four Guardians will she be ready to play a role in the rebellion against the tyrant Keldek.