 Hawkmoon takes Tozer prisoner and takes him back to Castle Brass.Under questioning Elvereza Tozer is revealed as a famous disgraced Granbretan playwright who hoped to curry favour with the Dark Empire by travelling to Castle Brass and destroying the machinery that kept it in its different dimension.Tozer travelled by means of a special ring constructed by Mygan of Llandar, and Hawkmoon determines that to ensure the security of the Kamarg they must find this Mygan before the Dark Empire does.