Quest from: Ethan
This mission is about retrieving certain documents from Zed Masara in Gorelin. He won't make any fuss about it, and just give them to you. Remember that your reputation with Giriza must be at least 2/10 for you to enter Gorelin.
HINT: Completing this quest cuts you from completing "Traitor in the house" that you can get in the Excavations.
Quest from: Barra Gall
Barra wants you to kill Isa - a man who betrayed one of the clan's leaders. You are promised 5000 Gold for killing him. This quest isn't hard at all, provided you know where to look. Isa is already dead and can be found East of the camp. Look at the map for exact location. You have to approach the spot from the South in order to reach it. It's inside a shallow cave of sorts.
Sources drying up
Quest from: Antrai
Antrai wants you to bring him 2 health potions. Hey, it doesn't get any simpler than that.
Quest from: Cahal Karga (upper camp)
When your reputation with Karga clan is high enough, Cahal will let you talk to his father, Ultar. He can be found in a hut in the upper camp.
A final strike
Quest from: Ultar Karga
Ultar wants you to find proof that house Skelden is working against the king. The proof can be found in Sano Moon's house at the Excavations. Right on the floor in there you'll see "counterfeit". Take it back to Ultar In order to finish this quest and gain access to Relic Frame - the artifact you must obtain in order to advance in the main quest.
HINT: Sano Moon's house seem to be open only if you have decent reputation among the Skeldens.
HINT: Completing this quest finishes the Karga vs Skelden questline and thus prevents you from completing any more Skelden quests.
Eye for an eye
Quest from: Cahal Karga
When you are given "A final strike" quest from Ultar, Cahal will approach you and add his part of the deal. If you kill Ebrat Skelden, he will pay you some serious gold. In order to be let into Ebrat's private quarters you must raise your reputation among the Skeldens to a decent value. Once you're in there, Ebrat gives you a quest of his own. You have to decide who to support.
Before you decide to fight Ebrat, visit a girl who is being held in local prison. You can free her by picking up the key from the floor and using it to open the cage. All Skelden house members will become aggressive towards you after you do that.