Assassin's Creed Valhalla: The Siege of Paris is a story expansion for Assassin's Creed Valhalla set in the kingdom of Francia. It follows Eivor as they travel to the region during a Viking campaign against the forces of Charles the Fat and become involved in the siege of Paris. The expansion introduces a new region to explore, additional characters and alliances, and missions centered on infiltration, negotiation, and combat during the conflict in Francia.