"You know" Sheogorath said loud enough for The Spy to hear him "I may not be able to see you, but I can still hear you". The Prince of Madness then picked up a wheel of mammoth cheese and took a bite out of it. Sheogorath swallowed the cheese before looking directly at The Spy and saying "Who are you then? Are you one of Nocturnal's nightingales? Are you here to spy on us? if so, you've failed spectacularly".