The Witcher 3: Wild Hunt The Complete Edition Guide Quest Walkthrough: Act II Secondary Quest: Brothers in Arms: Nilfgaard
Emperor Emhyr Var Emreis
Location: Vizima Royal Castle
Visit the royal castle, and speak with the emperor. He agrees to send troops, but insists that they are commanded by General Voorhis. This isn’t acceptable to you, and you’re unable to reach an agreement, so you leave.