Hopper leads Perrin through the fog of the dream world to the mirror hall, where he and Ba'alzamon interact with dreamers. He explains that the dream world is real and all wolves are present there before soaring into the sky.
Hopper appears to Perrin in his wolf dream, perching on a stone spire. He delivers cryptic warnings about the Last Hunt and the Shadowbrothers, then knocks Perrin off the spire to end the dream.
The wolf Hopper appears in the dream world to greet Perrin, warning him of the dangers of the dreamscape and the avoidance of other wolves. He agrees to hunt with Perrin to find the trapped Faile.
Hopper accompanies Young Bull in the dream, killing one of the Shadowspawn and warning Perrin about the nature of the dream and the evil present in the Stone before observing him strike the stone block.