Wise old Benni, the kangaroo tells Thowra, the great Silver Brumby: 'In the north the whirlwind blows. And you will dance with living light. There, in the north, is the first born daughter of sunlight and moonlight blending over snow ... A whirlwind is the beginning. And a whirlwind is the end.' So Thowra goes to the strange country northwards to discover the meaning of Benni's riddle.