Accept "Strange Sources" and "Threat of the Winterfall"
Accept "Are We there, yeti?" "The Everlook Report" "Duke Nicholas Zverenhoff" "Sister Pamela" turn in "Felnok Steelspring" accept "Chillwind Horns"
Make it your home.
Stay here until you get 15 Raging Owlbeasts. While you're here, killyetis for "Are We There, Yeti?" and chillwind...things for "Chillwind Horns"
After you kill 15 Raging Owlbeasts, start circuit 2. It's not really a circuit, but it's the least confusing way to show you what you need to do.