The Dance of Royalty and Blood 2
Knowing that very few on the invading side would care about the situation inside the capital, Lavina didn't take offense and answered to the best of her capabilities.
"Heliskina is a fortress that serves as a guard to Ruvanyemi, the elven capital. Even before I went undercover, the Sodan Johtajas were very concerned with it. The same loophole allowed the 3rd faction, known as the Umbra faction to gain a foothold in the discussions.
All attempts to take over it was met in defeat due to the presence of one called the [Vanishing Meteor]. No matter who arrived, she was deemed undefeated when fighting against an army.
From what I understood, they were planning to assault it with a small group of Kuoleman Prikaati, a Vermillion orc special unit. But the Umbra faction instead suggested using the unending horde to tire her without sacrificing the armies of Alfheim.