The Great Leader is dead… Long live the Great Leader! Atlantis is in disarray. The Historians are hiding Bernice, Leonidas and Ruth within their safe house – but the world is changing more than they could have ever imagined. People are being erased from existence, their memories wiped clean and replaced with those of others. Entire buildings are altering, times are changing… and the Hierophants are on the move. Can Bernice and her friends save Atlantis from the end of existence? Or will they too be assimilated?