Turn in this quest will trigger 2/5. Start with 2 first.
Turn in this quest and speak with Explorer Jaren at west coast.
Old Icefin at west coast will give you next quest 7
Mobs at this area will drop" Scourge Device ", click it will trigger 8.
Turn in this quest and go back to Steel Gate, you can get 10/11
You can finish this quest while running Ulfang quest line. So do 11 first.
This is the begging of quest line Ulfang. Turn in this quest and you will learn floating skill, float down hill to trigger Frost Wildervar Flight Point. Then receive quests " Down to the Wire,Preying Upon the Weak and The Yeti Next Door ", you can do these quest while going back Steel Gate.
Carry on quest line Ulfang. Use Worg Disguise to speak with Ulfang.
We are done here, go to Frost Wildervar, finish " Down to the Wire,Preying Upon the Weak and The Yeti Next Door " while going to Frost Wildervar