Unusual Haul

Unusual Haul is a secondary quest in.

Walkthrough
Travel east from Brummfell until you come to a bridge guarded by Nilfgaardian forces. A cutscene will start, where it is explained that a Nilfgaardian caravan is going through the area with loot to be sent back south. You are presented with an option on whether to attack the caravan, but the quest will only continue if you choose to attack and the Imperial Transport battle will start.