At the Summer Solstice, the Imperial Senate requested an appraisal on "how the Empire can defend itself against raids, preferably without the construction of fortifications or the commitment of armies." The motion didn't specify which of the four senior researchers were requested so the decision was left to Gerard La Salle, the Imperial Auditor. After some discussion with the team they chose to appoint the Freeborn Night mage, Graciana i Lòpez i Guerra, to the task.