List of quests (Sky SC)/Chapter 3/Threat Letter Case

"Right before the signing of the non-aggression pact, threat letters attempting to obstruct it have been delivered across the capital. By formal request of the Royal Army, we will begin investigation into these letters."

Threat Letter Case (脅迫状の調査) is a required story quest that occurs during Chapter 3: The Mad Tea Party in.

Background
The quest is automatically given by Lt. Colonel Cid after returning with Renne from Erbe Royal Villa during Lost Child.

Walkthrough

 * 1) Speak with Private Tact at the Calvardian Embassy's door at the south of Grancel's East Block and enter. Examine the door to the north for a scene.
 * 2) Speak with Private Bergan at the Erebonian Embassy's door at the north of Grancel's East Block and enter. Examine the center door to the north for a scene.
 * 3) Head to Grancel Castle. Speak with Head Maid Hilda in the Library (2F, at the end of the west wing), and head to the north balcony in the Royal Quarters for a scene.
 * 4) Head to the Liberl News Service in Grancel's West Block and speak with Nial in 3F.
 * 5) Return to the Bracer Guild for a scene and a battle.
 * 6) *BONUS: When questioned about Renne, choose:
 * 7) **Wait a minute... (+2 BP for Lost Child)
 * 8) Travel to Grancel and enter the Bracer Guild for a scene.

Enemies

 * Special Ops Soldier - Daggers (x2), Special Ops Soldier - Machinegun

Notebook

 * Agate/Schera will check out the airship company, the cathedral, and Hotel Roenbaum alone.
 * Let's check the other 4 places! ⏷ Calvardian Embassy (Complete) - Inquired with Ambassador Cochrane. Culprit seems unrelated to Calvard. ⏷ Erebonian Embassy (Complete) - Inquired with Ambassador Crainagh. Culprit seems unrelated to Empire. ⏷ Grancel Castle (Complete) - Let's ask the queen and Hilda. - Talked to the queen. Could the letters be from someone pro-military expansion? - Talked with Hilda, but got no clues about the criminal. ⏷ Liberl News Service (Complete) - Could it be a crime for fun?
 * Checked all locations. Let's report.
 * Handed report to Lt. Colonel Cid.
 * The remnants of the Intelligence Division have appeared in Bose?! Let's hurry back to the guild.